Diagnostic Trouble Code (DTC) List - Vehicle

WARNING: This page is about a different car, the 2006 GMC Sierra, 2006 GMC Cab & Chassis Sierra, 2006 Chevrolet Silverado, and 2006 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

This master DTC list includes all applicable DTCs in alphanumeric order with descriptors.

DTC	DTC Descriptor	Module That Sets DTC	Diagnostic Procedure
B0012	Passenger Frontal Deployment Loop Stage 2 Resistance Low	SDM	DTC B0012, B0013, B0014, B0016, B0017 or B0018
B0013	Passenger Frontal Deployment Loop Stage 2 Open	SDM	DTC B0012, B0013, B0014, B0016, B0017 or B0018
B0014	Passenger Frontal Deployment Loop Stage 2 Voltage Out of Range	SDM	DTC B0012, B0013, B0014, B0016, B0017 or B0018
B0016	Passenger Frontal Deployment Loop Stage 1 Resistance Low	SDM	DTC B0012, B0013, B0014, B0016, B0017 or B0018
B0017	Passenger Frontal Deployment Loop Stage 1 Open	SDM	DTC B0012, B0013, B0014, B0016, B0017 or B0018
B0018	Passenger Frontal Deployment Loop Stage 1 Out of Range	SDM	DTC B0012, B0013, B0014, B0016, B0017 or B0018
B0022	Driver Frontal Deployment Loop Stage 1 Resistance Low	SDM	DTC B0022, B0024, B0026, B0042, B0043 or B0044
B0024	Driver Frontal Deployment Loop Stage 1 Out of Range	SDM	DTC B0022, B0024, B0026, B0042, B0043 or B0044
B0026	Driver Frontal Deployment Loop Stage 1 Open	SDM	DTC B0022, B0024, B0026, B0042, B0043 or B0044
B0042	Driver Frontal Deployment Loop Stage 2 Resistance Low	SDM	DTC B0022, B0024, B0026, B0042, B0043 or B0044
B0043	Driver Frontal Deployment Loop Stage 2 Voltage Out of Range	SDM	DTC B0022, B0024, B0026, B0042, B0043 or B0044
B0044	Driver Frontal Deployment Loop Stage 2 Open	SDM	DTC B0022, B0024, B0026, B0042, B0043 or B0044
B0051	Deployment Commanded	SDM	DTC B0051
B0053	Deployment Commanded with Loop DTCs Present	SDM	DTC B0053
B0078	Passenger Side Impact Sensor (SIS) Performance	SDM	DTC B0078, B0081 or B0082
B0081	Incorrect Passenger Side Impact Sensor (SIS) Installed	SDM	DTC B0078, B0081 or B0082
B0082	Discard Passenger Side Impact Sensor (SIS)	SDM	DTC B0078, B0081 or B0082
B0083	Passenger Seat Position Sensor Circuit	SDM	DTC B0083 or B0084
B0084	Driver Seat Position Sensor Circuit	SDM	DTC B0083 or B0084
B0090	Active Switch Voltage Out of Range	SDM	DTC B0090
B0091	Active Switch: Wrong State	SDM	DTC B0091
B0092	Passenger Presence System Performance	SDM	DTC B0092
B0098	Passenger Presence System Configuration Error	SDM	DTC B0098
B0100	Electronic Front End Sensor 1 Performance	SDM	DTC B0100, B0101, B0102, B0103, B0104 or B0105
B0101	Discard Electronic Front End Sensor 1	SDM	DTC B0100, B0101, B0102, B0103, B0104 or B0105
B0102	Incorrect Electronic Front End Sensor 1 Installed	SDM	DTC B0100, B0101, B0102, B0103, B0104 or B0105
B0103	Electronic Front End Sensor 2 Performance	SDM	DTC B0100, B0101, B0102, B0103, B0104 or B0105
B0104	Discard Electronic Front End Sensor 2	SDM	DTC B0100, B0101, B0102, B0103, B0104 or B0105
B0105	Incorrect Electronic Front End Sensor 2 Installed	SDM	DTC B0100, B0101, B0102, B0103, B0104 or B0105
B0159	Outside Air Temperature Sensor Circuit Range/Performance	HCM	DTC B0159
B0159	Outside Air Temperature Sensor Circuit Range/Performance	HVAC Control Module	DTC B0159 or B0164
B0164	Passenger Compartment Temperature Sensor Circuit Range/Performance	HVAC Control Module	DTC B0159 or B0164
B0174	Output Air Temperature Sensor 1 Upper Left Circuit Range/Performance	HVAC Control Module	DTC B0174, B0179, B0510 or B0515
B0179	Output Air Temperature Sensor 2 Lower Left Circuit Range/Performance	HVAC Control Module	DTC B0174, B0179, B0510 or B0515
B0183	Solar Load Sensor 1 Circuit	HVAC Control Module	DTC B0183 or B0188
B0188	Solar Load Sensor 2 Circuit	HVAC Control Module	DTC B0183 or B0188
B0229	Recirculate Position Feedback Circuit Range/Performance	HVAC Control Module	DTC B0229, B0414, B0424 or B3770
B0263	Air Flow Control 6 A/C Circuit	HVAC Control Module	DTC B0263, B0268, B0408 or B0418 with CJ2 DTC B0263, B0408 or B0418 with CJ3
B0268	Air Flow Control 7 Circuit	HVAC Control Module	DTC B0263, B0268, B0408 or B0418
B0283	Electric Rear Defrost Circuit	BCM	DTC B0283
B0408	Temperature Control 1 Circuit	HVAC Control Module	DTC B0263, B0268, B0408 or B0418 with CJ2 DTC B0263, B0408 or B0418 with CJ3
B0414	Temperature Control 1 Feedback Circuit Range/Performance	HVAC Control Module	DTC B0229, B0414, B0424 or B3770 with CJ2 DTC B0414, B0424 or B3770 with CJ3
B0418	Temperature Control 2 Circuit	HVAC Control Module	DTC B0263, B0268, B0408 or B0418 with CJ2 DTC B0263, B0408 or B0418 with CJ3
B0424	Temperature Control 2 Feedback Circuit Range/Performance	HVAC Control Module	DTC B0229, B0414, B0424 or B3770 with CJ2 DTC B0414, B0424 or B3770 with CJ3
B0510	Output Air Temperature Sensor 3 Upper Right Circuit Range/Performance	HVAC Control Module	DTC B0174, B0179, B0510 or B0515
B0515	Output Air Temperature Sensor 4 Lower Right Circuit Range/Performance	HVAC Control Module	DTC B0174, B0179, B0510 or B0515
B0540	Speedometer Circuit	IPC	DTC B0540
B0560	Tachometer Circuit	IPC	DTC B0560
B0790	Transfer Case Neutral Indicator Circuit Malfunction	ATC	DTC B0790 NVG 246-NP8 transfer case DTC B0790 NVG 263-NP1 transfer case
B0989	Output Air Temperature Lower Sensors Correlation	HVAC Control Module	DTC B0989
B0990	Output Air Temperature Upper Sensors Correlation	HVAC Control Module	DTC B0990
B1000	Electronic Control Unit (ECU) Performance	Audio Amplifier, BCM, DDM, DRR, DSM, FPDM, HVAC, IPC, Radio, RWSCM, SDM, VCIM	DTC B1000
B1001	Option Configuration Error	Radio	DTC B1001
		SDM	DTC B1001
		VCIM	DTC B1001
B1004	Keep Alive Memory (KAM) Reset	OnStar(R) VCIM	DTC B1004
B1007	Unassigned	OnStar(R) VCIM	DTC B1007
B1009	EEPROM Checksum Mismatch	OnStar(R) VCIM	DTC B1009
B1017	Output Driver Module Performance	BCM	DTC B1017 or B3970
B1023	Integral Switch Performance	DDM, PDM	DTC B1023
B1025	Audio Output 1 Left Front Circuit	Radio	DTC B1025, B1035, B1045 or B1055
B1035	Audio Output 2 Right Front Circuit	Radio	DTC B1025, B1035, B1045 or B1055
B1045	Audio Output 3 Left Rear Circuit	Radio	DTC B1025, B1035, B1045 or B1055
B1055	Audio Output 4 Right Rear Circuit	Radio	DTC B1025, B1035, B1045 or B1055
B1235	Amplifier On Signal Circuit	Radio	DTC B1235
B1259	Antenna Ground Circuit	DRR	DTC B1259
B1372	Device Ignition 1 Circuit Low	BCM	DTC B1372
B1375	Device Ignition 3 Circuit	HVAC Control Module	DTC B1375 with CJ2 DTC B1375 with CJ3
B1390	Device Voltage Reference Input 1 Circuit	GBCM	DTC B1390
B1397	Device Voltage Reference Output Circuit Low	BCM	DTC B1397
B139A	DC/AC Converter Input Voltage Low	SGCM	DTC B139A, DTC B139B, DTC B139C, DTC B139D, DTC B139E, DTC B139F, DTC B140A, DTC B140B or DTC B140C
B139B	DC/AC Converter Current Sensor Low	SGCM	DTC B139A, DTC B139B, DTC B139C, DTC B139D, DTC B139E, DTC B139F, DTC B140A, DTC B140B or DTC B140C
B139C	DC/AC Converter Current Sensor High	SGCM	DTC B139A, DTC B139B, DTC B139C, DTC B139D, DTC B139E, DTC B139F, DTC B140A, DTC B140B or DTC B140C
B139D	DC/AC Converter Output Current High	SGCM	DTC B139A, DTC B139B, DTC B139C, DTC B139D, DTC B139E, DTC B139F, DTC B140A, DTC B140B or DTC B140C
B139E	DC/AC Converter Stuck OFF	SGCM	DTC B139A, DTC B139B, DTC B139C, DTC B139D, DTC B139E, DTC B139F, DTC B140A, DTC B140B or DTC B140C
B139F	DC/AC Converter Stuck ON	SGCM	DTC B139A, DTC B139B, DTC B139C, DTC B139D, DTC B139E, DTC B139F, DTC B140A, DTC B140B or DTC B140C
B140A	DC/AC Converter Output Ground Fault Performance	SGCM	DTC B139A, DTC B139B, DTC B139C, DTC B139D, DTC B139E, DTC B139F, DTC B140A, DTC B140B or DTC B140C
B140B	DC/AC Converter Output Ground Fault	SGCM	DTC B139A, DTC B139B, DTC B139C, DTC B139D, DTC B139E, DTC B139F, DTC B140A, DTC B140B or DTC B140C
B140C	DC/AC Converter Performance	SGCM	DTC B139A, DTC B139B, DTC B139C, DTC B139D, DTC B139E, DTC B139F, DTC B140A, DTC B140B or DTC B140C
B1422	Device Power Moding Error	HCM	DTC B1422
B1440	Power Mode Master Input Circuits Mismatch	BCM	DTC B1440
B1480	Battery Rundown Protection Circuit	BCM	DTC B1480
B1487	Generator L-Terminal Circuit Low	GBCM	DTC B1487
B1488	Generator L-Terminal Circuit High	GBCM	DTC B1488
B1492	Generator F-Terminal Circuit Low	GBCM	DTC B1492
B1516	Battery Current Sensor Performance	GBCM	DTC B1516
B1544	Mirror Motors Common Circuit	DDM, PDM	DTC B1544, B1600 or B1605
B1580	Left Front Mirror Horizontal Position Sensor Circuit	DDM, PDM	DTC B1580, B1590, B1610 or B1620
B1590	Left Front Mirror Vertical Position Sensor Circuit	DDM, PDM	DTC B1580, B1590, B1610 or B1620
B1600	Mirror Motor Vertical Circuit	DDM, PDM	DTC B1544, B1600 or B1605
B1605	Mirror Motor Horizontal Circuit	DDM, PDM	DTC B1544, B1600 or B1605
B1610	Right Front Mirror Horizontal Position Sensor Circuit	DDM, PDM	DTC B1580, B1590, B1610 or B1620
B1620	Right Front Mirror Vertical Position Sensor Circuit	DDM, PDM	DTC B1580, B1590, B1610 or B1620
B1640	Left Front Mirror Heater Circuit	DDM, PDM	DTC B1640 or B1645
B1645	Right Front Mirror Heater Circuit	DDM, PDM	DTC B1640 or B1645
B1722	Mirror Power Fold Control Circuit	DDM, PDM	DTC B1722
B1770	Driver Seat Motor Horizontal Circuit	DSM	DTC B1770, B1775, B1780, B1785, B1790, B1805 or B2415
B1775	Driver Seat Motor Front Vertical Circuit	DSM	DTC B1770, B1775, B1780, B1785, B1790, B1805 or B2415
B1780	Driver Seat Motor Rear Vertical Circuit	DSM	DTC B1770, B1775, B1780, B1785, B1790, B1805 or B2415
B1785	Driver Seat Motor Recline Circuit	DSM	DTC B1770, B1775, B1780, B1785, B1790, B1805 or B2415
B1790	Driver Seat Motor Lumbar Circuit	DSM	DTC B1770, B1775, B1780, B1785, B1790, B1805 or B2415
B1805	Driver Seat Motor Side Bolster Circuit	DSM	DTC B1770, B1775, B1780, B1785, B1790, B1805 or B2415
B1825	Driver Seat Recline Position Sensor Circuit	DSM	DTC B1825
B1850	Driver Seat Lumbar Position Sensor Circuit	DSM	DTC B1850, B1860, B1960, B2355, B2365 or B2375
B1960	Driver Seat Side Bolster Position Sensor Circuit	DSM	DTC B1850, B1860, B1960, B2355, B2365 or B2375
B2355	Driver Seat Front Vertical Position Sensor Circuit	DSM	DTC B1850, B1860, B1960, B2355, B2365 or B2375
B2365	Driver Seat Rear Vertical Position Sensor Circuit	DSM	DTC B1850, B1860, B1960, B2355, B2365 or B2375
B2375	Driver Seat Horizontal Position Sensor Circuit	DSM	DTC B1850, B1860, B1960, B2355, B2365 or B2375
B2425	Driver Seat Heater Circuit	DSM	DTC B2425 or B2430
B2430	Passenger Seat Heater Circuit	DSM	DTC B2425 or B2430
B2435	Driver Seat Back Heater Sensor Circuit	DSM	DTC B2435 or B2440
B2440	Passenger Seat Back Heater Sensor Circuit	DSM	DTC B2435 or B2440
B2455	Cellular Phone Microphone Circuit Malfunction	OnStar(R) VCIM	DTC B2455
B2470	Cellular Phone Antenna Circuit Malfunction	OnStar(R) VCIM	DTC B2470
B2476	Cellular Phone Select Service Switch Malfunction	OnStar(R) VCIM	DTC B2476
B2482	Cellular Phone Select Switch Range/Performance	OnStar(R) VCIM	DTC B2482
B2483	GPS Sensor Circuit Low	OnStar(R) VCIM	DTC B2483 or B2484
B2484	GPS Sensor Circuit Open	OnStar(R) VCIM	DTC B2483 or B2484
B2527	Front Fog Lamps Circuit Low	BCM	DTC B2527
B2537	Rear Fog Lamps Circuit Low	BCM	DTC B2537
B2550	Backup Lamps Control Circuit	BCM	DTC B2550
B2575	Headlamp Control Circuit	BCM	DTC B2575
B2580	Headlamp High Beam Control Circuit	BCM	DTC B2580
B2585	Park Lamp Control Circuit	BCM	DTC B2585
B2600	Daytime Running Lamp Control Circuit	BCM	DTC B2600
B2610	Passenger Compartment Dimming 1 Circuit	BCM	DTC B2610
B2615	Passenger Compartment Dimming 2 Circuit	BCM	DTC B2615
B2620	Display Dimming Pulse Width Modulation (PWM) Input Circuit	BCM	DTC B2620
B2625	Display Dimming Pulse Width Modulation (PWM) Output Circuit	BCM	DTC B2625
B2645	Ambient Light Sensor Circuit	BCM	DTC B2645
B2725	Active Transfer Case (ATC) Mode Switch Circuit Malfunction	ATC	DTC B2725 NVG 246-NP8 transfer case DTC B2725 NVG 263-NP1 transfer case
B2752	Horn Relay Coil Circuit Low	BCM	DTC B2752
B2815	Steering Wheel Controls Illegal Resistance Value	BCM	DTC B2815 DTC B2815
B2947	Security System Sensor Power Circuit Low	BCM	DTC B2947
B2948	Security System Sensor Power Circuit High	BCM	DTC B2948
B2957	Security System Sensor Data Circuit Low	BCM	DTC B2957
B2958	Security System Sensor Data Circuit High	BCM	DTC B2958
B2960	Security System Sensor Data Incorrect but Valid	BCM	DTC B2960
B2961	Key in Ignition Circuit	BCM	DTC B2961
B3006	Hood Ajar Circuit	BCM	DTC B3006
B3008	Hood Ajar Circuit Low	BCM	DTC B3008
B3009	Hood Ajar Circuit High	BCM	DTC B3009
B3031	Security System Controller in Learn Mode	BCM	DTC B3031
B3033	Security System Indicates Tamper	BCM	DTC B3033
B3654	Electrical Power Take Off Control Switch Circuit	HCM	DTC B3654, B3655 or B3656
B3655	Electrical Power Take Off Control Switch Circuit Low	HCM	DTC B3654, B3655 or B3656
B3656	Electrical Power Take Off Control Switch Circuit High	HCM	DTC B3654, B3655 or B3656
B3770	Air Flow Control 6 Feedback Circuit	HVAC Control Module	DTC B0229, B0414, B0424 or B3770 with CJ2 DTC B0414, B0424 or B3770 with CJ3
B3801	Passenger Compartment Lamp Request Circuit	BCM	DTC B3801
B3802	Parklamp Request Circuit	BCM	DTC B3802
B3808	Rear Door Lock Relay Circuit	BCM	DTC B3808
B3809	Rear Door Unlock Relay Circuit	BCM	DTC B3809
B3819	Left Rear Window Up Control Circuit	BCM	DTC B3819
B3820	Left Rear Window Down Control Circuit	BCM	DTC B3820
B3821	Left Rear Window Relay Power Circuit	BCM	DTC B3821
B3822	Right Rear Window Up Control Circuit	BCM	DTC B3822
B3823	Right Rear Window Down Control Circuit	BCM	DTC B3823
B3824	Right Rear Window Relay Power Circuit	BCM	DTC B3824
B3844	Engine Coolant Circulation Pump Circuit	HCM	DTC B3844
B3941	Front Seat Heaters Circuit	DSM	DTC B3941
B3962	Seat Motors Overcurrent	DSM	DTC B3962
C0035	Left Front Wheel Speed Sensor Circuit	EBCM	DTC C0035 or C0040 DTC C0035 or U0415
C003D	Rear Wheel Speed Sensor Circuit	EBCM	DTC C0055 or C003D
C0040	Right Front Wheel Speed Sensor Circuit	EBCM	DTC C0035 or C0040
C0055	Rear Wheel Speed Sensor Circuit	EBCM	DTC C0055 or C003D
C0078	Wheel Speed Sensor Frequency Error	EBCM	DTC C0245 or C0078
C0110	Pump Motor Circuit	EBCM	DTC C0110
C0136	Base Brake System Pressure Circuit	EBCM	DTC C0136
C0161	Antilock Brake System (ABS)/Traction Control System (TCS) Brake Switch	EBCM	DTC C0161
C0201	Antilock Brake System (ABS) Enable Relay Contact Circuit	EBCM	DTC C0201
C0221	Right Front Wheel Speed Sensor Circuit Open	EBCM	DTC C0221-C0227
C0222	Right Front Wheel Speed Signal Missing	EBCM	DTC C0221-C0227
C0223	Right Front Wheel Speed Signal Erratic	EBCM	DTC C0221-C0227
C0225	Left Front Wheel Speed Sensor Circuit Open	EBCM	DTC C0221-C0227
C0226	Left Front Wheel Speed Signal Missing	EBCM	DTC C0221-C0227
C0227	Left Front Wheel Speed Signal Erratic	EBCM	DTC C0221-C0227
C0228	Left Front Antilock Brake System (ABS) Channel in Release Too Long	EBCM	DTC C0228
C0229	Drop Out of Both Front Speed Sensors	EBCM	DTC C0229
C0235	Rear Wheel Speed Signal Circuit Open	EBCM	DTC C0235-C0237 or P0609
C0236	Rear Wheel Speed Signal Circuit Missing	EBCM	DTC C0235-C0237 or P0609
C0237	Rear Wheel Speed Signal Circuit Erratic	EBCM	DTC C0235-C0237 or P0609
C0238	Wheel Speed Mismatch	EBCM	DTC C0238
C0240	EBCM Malfunction	EBCM	DTC C0240
C0241	EBCM Control Valve Circuit	EBCM	DTC C0241-C0254
C0242	EBCM Control Valve Circuit	EBCM	DTC C0241-C0254
C0243	EBCM Control Valve Circuit	EBCM	DTC C0241-C0254
C0244	EBCM Control Valve Circuit	EBCM	DTC C0241-C0254
C0245	EBCM Control Valve Circuit - Less than 8600 GVW or equipped with Rear Disc Brakes	EBCM	DTC C0241-C0254
C0245	Wheel Speed Sensor Frequency Error - Greater than 8600 GVW or equipped with Rear Drum Brakes	EBCM	DTC C0245 or C0078
C0246	EBCM Control Valve Circuit	EBCM	DTC C0241-C0254
C0247	EBCM Control Valve Circuit	EBCM	DTC C0241-C0254
C0248	EBCM Control Valve Circuit	EBCM	DTC C0241-C0254
C0251	EBCM Control Valve Circuit	EBCM	DTC C0241-C0254
C0252	EBCM Control Valve Circuit	EBCM	DTC C0241-C0254
C0253	EBCM Control Valve Circuit	EBCM	DTC C0241-C0254
C0254	EBCM Control Valve Circuit	EBCM	DTC C0241-C0254
C0265	EBCM Motor Relay Circuit	EBCM	DTC C0265 or C0266
C0266	EBCM Motor Relay Circuit	EBCM	DTC C0265 or C0266
C0267	Pump Motor Circuit Open	EBCM	DTC C0267 or C0268
C0268	Pump Motor Circuit Shorted	EBCM	DTC C0267 or C0268
C0269	Excessive Dump Time	EBCM	DTC C0269 or C0274
C0271	EBCM Malfunction	EBCM	DTC C0271-C0273, C0284
C0272	EBCM Malfunction	EBCM	DTC C0271-C0273, C0284
C0273	EBCM Malfunction	EBCM	DTC C0271-C0273, C0284
C0274	Excessive Isolation Time	EBCM	DTC C0269 or C0274
C0277	Brake Pedal Position Sensor Circuit	EHPS	DTC C0277
C0278	Brake Pedal Position Sensor Not Calibrated	EHPS	DTC C0278
C0279	Powertrain Configuration not Valid	EBCM	DTC C0279
C0281	Stoplamp Switch Circuit	EBCM	DTC C0281
C0282	Brake Pedal Position Sensor Circuit Range/Performance	EHPS	DTC C0282
C0283	Brake Pedal Position Sensor Circuit Low	EHPS	DTC C0283
C0283	Mode Switch Circuit Malfunction	EBCM	DTC C0283
C0284	Brake Pedal Position Sensor Circuit High	EHPS	DTC C0284
C0284	EBCM Malfunction	EBCM	DTC C0271-C0273, C0284
C0287	Delivered Torque Signal Malfunction	EBCM	DTC C0287, P1644 or P1689
C0290	Class 2 Data Link Malfunction	EBCM	DTC C0290 or C0292
C0291	Body Control Module (BCM) Configuration not Valid	EBCM	DTC C0291
C0292	Lost Communications with Engine Control System	EBCM	DTC C0290 or C0292
C0294	Brake Switch and Brake Pedal Position Sensor Correlation	EHPS	DTC C0294
C0297	Powertrain Configuration Data not Received	EBCM	DTC C0297
C0298	Powertrain Control Malfunction	EBCM	DTC C0298 or P0856
C0300	Rear Propshaft Speed Sensor Malfunction	ATC	DTC C0300
C0305	Front Propshaft Speed Sensor Malfunction	ATC	DTC C0305
C0306	Motor A or B Circuit Malfunction	ATC	DTC C0306 NVG 246-NP8 transfer case DTC C0306 NVG 263-NP1 transfer case
C0321	Transfer Case Lock Circuit Malfunction	ATC	DTC C0321
C0327	Encoder Circuit Malfunction	ATC	DTC C0327 NVG 246-NP8 transfer case DTC C0327 NVG 263-NP1 transfer case
C0359	Four Wheel Drive Low Range (4WD low) Discrete Output Circuit Malfunction	ATC	DTC C0359 NVG 246-NP8 transfer case DTC C0359 NVG 263-NP1 transfer case
C0374	General System Malfunction	ATC	DTC C0374
C0379	Front Axle System Malfunction	ATC	DTC C0379 NVG 246-NP8 transfer case DTC C0379 NVG 263-NP1 transfer case
C0448	Electric Hydraulic Steering Pump Enable Circuit	EHPS	DTC C0448
C0481	Electric Hydraulic Steering Motor Circuit Range/Performance	EHPS	DTC C0481
C0485	Electric Hydraulic Steering Temperature Sensor Circuit	EHPS	DTC C0485
C0511	Steering Position and Rate of Change Sensor Circuit	EHPS	DTC C0511
C0544	Steering Position Sensor Data Error	EHPS	DTC C0544
C0550	Electronic Control Unit (ECU) Performance	ATC	DTC C0550 NVG 246-NP8 transfer case DTC C0550 NVG 263-NP1 transfer case
		EBCM	DTC C0550 or C0570
		EHPS	DTC C0550
C0558	Calibration Data Not Programmed	EBCM	DTC C0558
C0564	Program Read Only Memory (ROM) Checksum Error	EHPS	DTC C0564
C0570	Electronic Control Unit Performance	EBCM	DTC C0550 or C0570
C0750	Left Front Low Tire Pressure Sensor	PDM, RCDLR	DTC C0750, C0755, C0760 or C0765
C0755	Right Front Low Tire Pressure Sensor	PDM, RCDLR	DTC C0750, C0755, C0760 or C0765
C0760	Left Rear Low Tire Pressure Sensor	PDM, RCDLR	DTC C0750, C0755, C0760 or C0765
C0765	Right Rear Low Tire Pressure Sensor	PDM, RCDLR	DTC C0750, C0755, C0760 or C0765
C0775	Low Tire Pressure System Sensors Not Programmed/Learned	PDM, RCDLR	DTC C0775
C0870	Device Voltage Reference Output Circuit	EHPS	DTC C0870
C0895	Device Voltage	EHPS	DTC C0895
P0016	Crankshaft Position (CKP) - Camshaft Position (CMP) Correlation	ECM, PCM	DTC P0016 (4.3L) DTC P0016 (6.6L - LLY)
P0030	HO2S Heater Control Circuit Bank 1 Sensor 1	PCM	DTC P0030, P0036, P0050 or P0056 (4.3L) DTC P0030 or P0050 (4.8L, 5.3L, and 6.0L) DTC P0030, P0036, P0050 or P0056 (8.1L)
P0036	HO2S Heater Control Circuit Bank 1 Sensor 2	PCM	DTC P0030, P0036, P0050 or P0056 (4.3L) DTC P0036 or P0056 (w/4.8L) or DTC P0036 or P0056 (w/5.3L) or DTC P0036 or P0056 (4.8L, 5.3L, and 6.0L) DTC P0030, P0036, P0050 or P0056 (8.1L)
P003A	Turbocharger Boost Control Position Not Learned	ECM	DTC P003A (6.6L - LLY)
P0045	Turbocharger Vane Position Control Solenoid Control Circuit	ECM	DTC P0045 (6.6L - LLY)
P0050	HO2S Heater Control Circuit Bank 2 Sensor 1	PCM	DTC P0030, P0036, P0050 or P0056 (4.3L) DTC P0030 or P0050 (4.8L, 5.3L, and 6.0L) DTC P0030, P0036, P0050 or P0056 (8.1L)
P0053	HO2S Heater Resistance Bank 1 Sensor 1	PCM	DTC P0053, P0054, P0059 or P0060 (4.3L) DTC P0053 or P0059 (4.8L, 5.3L, and 6.0L) DTC P0053, P0054, P0059 or P0060 (8.1L)
P0054	HO2S Heater Resistance Bank 1 Sensor 2	PCM	DTC P0053, P0054, P0059 or P0060 (4.3L) DTC P0054 or P0060 (w/4.8L) or DTC P0054 or P0060 (w/5.3L) or DTC P0054 or P0060 (4.8L, 5.3L, and 6.0L) DTC P0053, P0054, P0059 or P0060 (8.1L)
P0056	HO2S Heater Control Circuit Bank 2 Sensor 2	PCM	DTC P0030, P0036, P0050 or P0056 (4.3L) DTC P0036 or P0056 (w/4.8L) or DTC P0036 or P0056 (w/5.3L) or DTC P0036 or P0056 (4.8L, 5.3L, and 6.0L) DTC P0030, P0036, P0050 or P0056 (8.1L)
P0059	HO2S Heater Resistance Bank 2 Sensor 1	PCM	DTC P0053, P0054, P0059 or P0060 (4.3L) DTC P0053 or P0059 (4.8L, 5.3L, and 6.0L) DTC P0053, P0054, P0059 or P0060 (8.1L)
P0060	HO2S Heater Resistance Bank 2 Sensor 2	PCM	DTC P0053, P0054, P0059 or P0060 (4.3L) DTC P0054 or P0060 (w/4.8L) or DTC P0054 or P0060 (w/5.3L) or DTC P0054 or P0060 (4.8L, 5.3L, and 6.0L) DTC P0053, P0054, P0059 or P0060 (8.1L)
P0068	Throttle Body Airflow Performance	PCM	DTC P0068 (4.8L, 5.3L, and 6.0L) DTC P0068 (8.1L)
P0087	Fuel Rail Pressure (FRP) Too Low	ECM	DTC P0087 or P0088 (6.6L - LLY)
P0088	Fuel Rail Pressure (FRP) Too High	ECM	DTC P0087 or P0088 (6.6L - LLY)
P0090	Fuel Pressure Regulator Control Circuit	ECM	DTC P0090 (6.6L - LLY)
P0097	Intake Air Temperature (IAT) Sensor 2 Circuit Low Voltage	ECM	DTC P0097 or P0098 (6.6L - LLY)
P0098	Intake Air Temperature (IAT) Sensor 2 Circuit High Voltage	ECM	DTC P0097 or P0098 (6.6L - LLY)
P0101	Mass Air Flow (MAF) Sensor Performance	ECM, PCM	DTC P0101 (4.3L) DTC P0101 (4.8L, 5.3L, and 6.0L) DTC P0101 (6.6L - LLY) DTC P0101 (8.1L)
P0102	Mass Air Flow (MAF) Sensor Circuit Low Voltage	ECM	DTC P0102 or P0103 (6.6L - LLY)
P0102	Mass Air Flow (MAF) Sensor Circuit Low Frequency	PCM	DTC P0102 (4.3L) DTC P0102 (4.8L, 5.3L, and 6.0L) DTC P0102 (8.1L)
P0103	Mass Air Flow (MAF) Sensor Circuit High Voltage	ECM	DTC P0102 or P0103 (6.6L - LLY)
P0103	Mass Air Flow (MAF) Sensor Circuit High Frequency	PCM	DTC P0103 (4.3L) DTC P0103 (4.8L, 5.3L, and 6.0L) DTC P0103 (8.1L)
P0106	Manifold Absolute Pressure (MAP) Sensor Performance	ECM, PCM	DTC P0106 (4.3L) DTC P0106 (4.8L, 5.3L, and 6.0L) DTC P0106 (8.1L) DTC P0106 (6.6L - LLY)
P0107	Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage	ECM, PCM	DTC P0107 (4.3L) DTC P0107 (4.8L, 5.3L, and 6.0L) DTC P0107 or P0108 (6.6L - LLY) DTC P0107 (8.1L)
P0108	Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage	ECM, PCM	DTC P0108 (4.3L) DTC P0108 (4.8L, 5.3L, and 6.0L) DTC P0107 or P0108 (6.6L - LLY) DTC P0108 (8.1L)
P0112	Intake Air Temperature (IAT) Sensor Circuit Low Voltage	ECM, PCM	DTC P0112 (4.3L) DTC P0112 (4.8L, 5.3L, and 6.0L) DTC P0112 or P0113 (6.6L - LLY) DTC P0112 (8.1L)
P0113	Intake Air Temperature (IAT) Sensor Circuit High Voltage	ECM, PCM	DTC P0113 (4.3L) DTC P0113 (4.8L, 5.3L, and 6.0L) DTC P0112 or P0113 (6.6L - LLY) DTC P0113 (8.1L)
P0116	Engine Coolant Temperature (ECT) Sensor Performance	ECM, PCM	DTC P0116 (4.3L) DTC P0116 (4.8L, 5.3L, and 6.0L) DTC P0116 (6.6L - LLY) DTC P0116 (8.1L)
P0117	Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage	ECM, PCM	DTC P0117 (4.3L) DTC P0117 (4.8L, 5.3L, and 6.0L) DTC P0117 or P0118 (6.6L - LLY) DTC P0117 (8.1L)
P0118	Engine Coolant Temperature (ECT) Sensor Circuit High Voltage	ECM, PCM	DTC P0118 (4.3L) DTC P0118 (4.8L, 5.3L, and 6.0L) DTC P0117 or P0118 (6.6L - LLY) DTC P0118 (8.1L)
P0120	Throttle Position (TP) Sensor 1 Circuit	PCM	DTC P0120 (4.8L, 5.3L, and 6.0L) DTC P0120 (8.1L)
P0121	Throttle Position (TP) Sensor Performance	PCM	DTC P0121 (4.3L)
P0122	Throttle Position (TP) Sensor Circuit Low Voltage	PCM	DTC P0122 (4.3L)
P0123	Throttle Position (TP) Sensor Circuit High Voltage	PCM	DTC P0123 (4.3L)
P0128	Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature	ECM, PCM	DTC P0128 (4.3L) DTC P0128 (4.8L, 5.3L, and 6.0L) DTC P0128 (6.6L - LLY) DTC P0128 (8.1L)
P0131	HO2S Circuit Low Voltage Bank 1 Sensor 1	PCM	DTC P0131 or P0151 (4.3L) DTC P0131 or P0151 (without HP2) or DTC P0131 or P0151 (with HP2) (4.8L, 5.3L, and 6.0L) DTC P0131 or P0151 (8.1L)
P0132	HO2S Circuit High Voltage Bank 1 Sensor 1	PCM	DTC P0132 or P0152 (4.3L) DTC P0132 or P0152 (without HP2) or DTC P0132 or P0152 (with HP2) (4.8L, 5.3L, and 6.0L) DTC P0132 or P0152 (8.1L)
P0133	HO2S Slow Response Bank 1 Sensor 1	PCM	DTC P0133 or P0153 (4.3L) DTC P0133 or P0153 (4.8L, 5.3L, and 6.0L) DTC P0133 or P0153 (8.1L)
P0134	HO2S Circuit Insufficient Activity Bank 1 Sensor 1	PCM	DTC P0134 or P0154 (4.3L) DTC P0134 or P0154 (4.8L, 5.3L, and 6.0L) DTC P0134 or P0154 (8.1L)
P0135	HO2S Heater Performance Bank 1 Sensor 1	PCM	DTC P0135, P0141, P0155 or P0161 (4.3L) DTC P0135 or P0155 (4.8L, 5.3L, and 6.0L) DTC P0135, P0141, P0155 or P0161 (8.1L)
P0136	HO2S Performance Bank 1 Sensor 2	PCM	DTC P0136 or P0156 for 4.8L, 5.3L, and 6.0L engine
P0137	HO2S Circuit Low Voltage Bank 1 Sensor 2	PCM	DTC P0137 or P0157 (4.3L) DTC P0137 or P0157 (without HP2) or DTC P0137 or P0157 (with HP2) (4.8L, 5.3L, and 6.0L) DTC P0137 or P0157 (8.1L)
P0138	HO2S Circuit High Voltage Bank 1 Sensor 2	PCM	DTC P0138 or P0158 (4.3L) DTC P0138 or P0158 (without HP2) or DTC P0138 or P0158 (with HP2) (4.8L, 5.3L, and 6.0L) DTC P0138 or P0158 (8.1L)
P0140	HO2S Circuit Insufficient Activity Bank 1 Sensor 2	PCM	DTC P0140 or P0160 (4.3L) DTC P0140 or P0160 (4.8L, 5.3L, and 6.0L) DTC P0140 or P0160 (8.1L)
P0141	HO2S Heater Performance Bank 1 Sensor 2	PCM	DTC P0135, P0141, P0155 or P0161 (4.3L) DTC P0141 or P0161 (w/4.8L) or DTC P0141 or P0161 (w/5.3L) or DTC P0141 or P0161 (4.8L, 5.3L, and 6.0L) DTC P0135, P0141, P0155 or P0161 (8.1L)
P0151	HO2S Circuit Low Voltage Bank 2 Sensor 1	PCM	DTC P0131 or P0151 (4.3L) DTC P0131 or P0151 (without HP2) or DTC P0131 or P0151 (with HP2) (4.8L, 5.3L, and 6.0L) DTC P0131 or P0151 (8.1L)
P0152	HO2S Circuit High Voltage Bank 2 Sensor 1	PCM	DTC P0132 or P0152 (4.3L) DTC P0132 or P0152 (without HP2) or DTC P0132 or P0152 (with HP2) (4.8L, 5.3L, and 6.0L) DTC P0132 or P0152 (8.1L)
P0153	HO2S Slow Response Bank 2 Sensor 1	PCM	DTC P0133 or P0153 (4.3L) DTC P0133 or P0153 (4.8L, 5.3L, and 6.0L) DTC P0133 or P0153 (8.1L)
P0154	HO2S Circuit Insufficient Activity Bank 2 Sensor 1	PCM	DTC P0134 or P0154 (4.3L) DTC P0134 or P0154 (4.8L, 5.3L, and 6.0L) DTC P0134 or P0154 (8.1L)
P0155	HO2S Heater Performance Bank 2 Sensor 1	PCM	DTC P0135, P0141, P0155 or P0161 (4.3L) DTC P0135 or P0155 (4.8L, 5.3L, and 6.0L) DTC P0135, P0141, P0155 or P0161 (8.1L)
P0156	HO2S Performance Bank 2 Sensor 2	PCM	DTC P0136 or P0156 (4.8L, 5.3L, and 6.0L)
P0157	HO2S Circuit Low Voltage Bank 2 Sensor 2	PCM	DTC P0137 or P0157 (4.3L) DTC P0137 or P0157 (without HP2) or DTC P0137 or P0157 (with HP2) (4.8L, 5.3L, and 6.0L) DTC P0137 or P0157 (8.1L)
P0158	HO2S Circuit High Voltage Bank 2 Sensor 2	PCM	DTC P0138 or P0158 (4.3L) DTC P0138 or P0158 (without HP2) or DTC P0138 or P0158 (with HP2) (4.8L, 5.3L, and 6.0L) DTC P0138 or P0158 (8.1L)
P0160	HO2S Circuit Insufficient Activity Bank 2 Sensor 2	PCM	DTC P0140 or P0160 (4.3L) DTC P0140 or P0160 (4.8L, 5.3L, and 6.0L) DTC P0140 or P0160 (8.1L)
P0161	HO2S Heater Performance Bank 2 Sensor 2	PCM	DTC P0135, P0141, P0155 or P0161 (4.3L) DTC P0141 or P0161 (w/4.8L) or DTC P0141 or P0161 (w/5.3L) or DTC P0141 or P0161 (6.0L) DTC P0135, P0141, P0155 or P0161 (8.1L)
P0168	Engine Fuel Overtemperature	ECM	DTC P0168 (6.6L - LLY)
P0171	Fuel Trim System Lean Bank 1	PCM	DTC P0171 or P0174 (4.3L) DTC P0171 or P0174 (4.8L, 5.3L, and 6.0L) DTC P0171 or P0174 (8.1L)
P0172	Fuel Trim System Rich Bank 1	PCM	DTC P0172 or P0175 (4.3L) DTC P0172 or P0175 (4.8L, 5.3L, and 6.0L) DTC P0172 or P0175 (8.1L)
P0174	Fuel Trim System Lean Bank 2	PCM	DTC P0171 or P0174 (4.3L) DTC P0171 or P0174 (4.8L, 5.3L, and 6.0L) DTC P0171 or P0174 (8.1L)
P0175	Fuel Trim System Rich Bank 2	PCM	DTC P0172 or P0175 (4.3L) DTC P0172 or P0175 (4.8L, 5.3L, and 6.0L) DTC P0172 or P0175 (8.1L)
P0181	Fuel Temperature Sensor Performance	ECM	DTC P0181 (6.6L - LLY)
P0182	Fuel Temperature Sensor Circuit Low Voltage	ECM	DTC P0182 or P0183 (6.6L - LLY)
P0183	Fuel Temperature Sensor Circuit High Voltage	ECM	DTC P0182 or P0183 (6.6L - LLY)
P0191	Fuel Rail Pressure (FRP) Sensor Performance	ECM	DTC P0191 - P0193 (6.6L - LLY)
P0192	Fuel Rail Pressure (FRP) Sensor Circuit Low Voltage	ECM	DTC P0191 - P0193 (6.6L - LLY)
P0193	Fuel Rail Pressure (FRP) Sensor Circuit High Voltage	ECM	DTC P0191 - P0193 (6.6L - LLY)
P0200	Injector Control Circuit	PCM	DTC P0200 (4.3L) DTC P0200 (4.8L, 5.3L, and 6.0L) DTC P0200 (8.1L)
P0201	Injector 1 Drive Fault	ECM	DTC P0201-P0208 (6.6L - LLY)
P0202	Injector 2 Drive Fault	ECM	DTC P0201-P0208 (6.6L - LLY)
P0203	Injector 3 Drive Fault	ECM	DTC P0201-P0208 (6.6L - LLY)
P0204	Injector 4 Drive Fault	ECM	DTC P0201-P0208 (6.6L - LLY)
P0205	Injector 5 Drive Fault	ECM	DTC P0201-P0208 (6.6L - LLY)
P0206	Injector 6 Drive Fault	ECM	DTC P0201-P0208 (6.6L - LLY)
P0207	Injector 7 Drive Fault	ECM	DTC P0201-P0208 (6.6L - LLY)
P0208	Injector 8 Drive Fault	ECM	DTC P0201-P0208 (6.6L - LLY)
P0218	Transmission Fluid Over Temperature	PCM	DTC P0218 4L60-E/4L65-E/4L70-E transmission DTC P0218 4L80-E/4L85-E transmission DTC P0218 Allison transmission
P0220	Throttle Position (TP) Sensor 2 Circuit	PCM	DTC P0220 (4.8L, 5.3L, and 6.0L) DTC P0220 (8.1L)
P0230	Fuel Pump Relay Control Circuit	PCM	DTC P0230 (4.3L) DTC P0230 (4.8L, 5.3L, and 6.0L) DTC P0230 (8.1L)
P0234	Turbocharger Engine Overboost	ECM	DTC P0234 (6.6L - LLY)
P0299	Turbocharger Engine Underboost	ECM	DTC P0299 (6.6L - LLY)
P0300	Engine Misfire Detected	ECM, PCM	DTC P0300 (4.3L) DTC P0300 (4.8L, 5.3L, and 6.0L) DTC P0300 - P0308 (6.6L - LLY) DTC P0300 (8.1L)
P0301	Cylinder 1 Misfire Detected	ECM	DTC P0300 - P0308 (6.6L - LLY)
P0302	Cylinder 2 Misfire Detected	ECM	DTC P0300 - P0308 (6.6L - LLY)
P0303	Cylinder 3 Misfire Detected	ECM	DTC P0300 - P0308 (6.6L - LLY)
P0304	Cylinder 4 Misfire Detected	ECM	DTC P0300 - P0308 (6.6L - LLY)
P0305	Cylinder 5 Misfire Detected	ECM	DTC P0300 - P0308 (6.6L - LLY)
P0306	Cylinder 6 Misfire Detected	ECM	DTC P0300 - P0308 (6.6L - LLY)
P0307	Cylinder 7 Misfire Detected	ECM	DTC P0300 - P0308 (6.6L - LLY)
P0308	Cylinder 8 Misfire Detected	ECM	DTC P0300 - P0308 (6.6L - LLY)
P0315	Crankshaft Position (CKP) System Variation Not Learned	PCM	DTC P0315 (4.3L) DTC P0315 (4.8L, 5.3L, and 6.0L) DTC P0315 (8.1L)
P0325	Knock Sensor (KS) Circuit	PCM	DTC P0325 (4.3L) DTC P0325 (4.8L, 5.3L, and 6.0L) DTC P0325 (8.1L)
P0327	Knock Sensor (KS) 1 Circuit Low Frequency	PCM	DTC P0327 (4.3L) DTC P0327 or P0332 (4.8L, 5.3L, and 6.0L) DTC P0327 or P0332 (8.1L)
P0332	Knock Sensor (KS) 2 Circuit Low Frequency	PCM	DTC P0327 or P0332 (4.8L, 5.3L, and 6.0L) DTC P0327 or P0332 (8.1L)
P0335	Crankshaft Position (CKP) Sensor Circuit	ECM, PCM	DTC P0335 (4.3L) DTC P0335 (4.8L, 5.3L, and 6.0L) DTC P0335 or P0336 (6.6L - LLY) DTC P0335 (8.1L)
P0336	Crankshaft Position (CKP) Sensor Performance	ECM, PCM	DTC P0336 (4.3L) DTC P0336 (4.8L, 5.3L, and 6.0L) DTC P0335 or P0336 (6.6L - LLY)
P0336	Crankshaft Position (CKP) Sensor Circuit	PCM	DTC P0336 (8.1L)
P0340	Camshaft Position (CMP) Sensor Circuit	ECM	DTC P0340, P0341 or P0342 (6.6L - LLY)
P0341	Camshaft Position (CMP) Sensor Performance	ECM, PCM	DTC P0341 (4.3L) DTC P0341 (4.8L, 5.3L, and 6.0L) DTC P0340, P0341 or P0342 (6.6L - LLY) DTC P0341 (8.1L)
P0342	Camshaft Position (CMP) Sensor Circuit Low Voltage	PCM	DTC P0342 (4.8L, 5.3L, and 6.0L) DTC P0342 (8.1L)
P0343	Camshaft Position (CMP) Sensor Circuit High Voltage	PCM	DTC P0343 (4.8L, 5.3L, and 6.0L) DTC P0343 (8.1L)
P0351	Ignition Coil 1 Control Circuit	PCM	DTC P0351 (4.3L) DTC P0351-P0358 (4.8L, 5.3L, and 6.0L) DTC P0351-P0358 (8.1L)
P0352	Ignition Coil 2 Control Circuit	PCM	DTC P0351-P0358 (4.8L, 5.3L, and 6.0L) DTC P0351-P0358 (8.1L)
P0353	Ignition Coil 3 Control Circuit	PCM	DTC P0351-P0358 (4.8L, 5.3L, and 6.0L) DTC P0351-P0358 (8.1L)
P0354	Ignition Coil 4 Control Circuit	PCM	DTC P0351-P0358 (4.8L, 5.3L, and 6.0L) DTC P0351-P0358 (8.1L)
P0355	Ignition Coil 5 Control Circuit	PCM	DTC P0351-P0358 (4.8L, 5.3L, and 6.0L) DTC P0351-P0358 (8.1L)
P0356	Ignition Coil 6 Control Circuit	PCM	DTC P0351-P0358 (4.8L, 5.3L, and 6.0L) DTC P0351-P0358 (8.1L)
P0357	Ignition Coil 7 Control Circuit	PCM	DTC P0351-P0358 (4.8L, 5.3L, and 6.0L) DTC P0351-P0358 (8.1L)
P0358	Ignition Coil 8 Control Circuit	PCM	DTC P0351-P0358 (4.8L, 5.3L, and 6.0L) DTC P0351-P0358 (8.1L)
P0381	Wait to Start Lamp Control Circuit	PCM	DTC P0381
P0401	Exhaust Gas Recirculation (EGR) Flow Insufficient	ECM	DTC P0401 (6.6L - LLY)
P0402	Exhaust Gas Recirculation (EGR) Flow Excessive	ECM	DTC P0402 (6.6L - LLY)
P0403	Exhaust Gas Recirculation (EGR) Solenoid Control Circuit	ECM	DTC P0403 (6.6L - LLY)
P0405	Exhaust Gas Recirculation (EGR) Position Sensor Circuit Low Voltage	ECM	DTC P0405 (6.6L - LLY)
P0406	Exhaust Gas Recirculation (EGR) Position Sensor Circuit High Voltage	ECM	DTC P0406 (6.6L - LLY)
P0420	Catalyst System Low Efficiency Bank 1	PCM	DTC P0420 or P0430 (4.3L) DTC P0420 or P0430 (with HP2) or DTC P0420 or P0430 (without HP2) (4.8L, 5.3L, and 6.0L) DTC P0420 or P0430 (8.1L)
P0430	Catalyst System Low Efficiency Bank 2	PCM	DTC P0420 or P0430 (4.3L) DTC P0420 or P0430 (with HP2) or DTC P0420 or P0430 (without HP2) (4.8L, 5.3L, and 6.0L) DTC P0420 or P0430 (8.1L)
P0442	Evaporative Emission (EVAP) System Small Leak Detected	PCM	DTC P0442 (4.3L) DTC P0442 (4.8L, 5.3L, and 6.0L) DTC P0442 (8.1L)
P0443	Evaporative Emission (EVAP) Purge Solenoid Control Circuit	PCM	DTC P0443 (4.3L) DTC P0443 (4.8L, 5.3L, and 6.0L) DTC P0443 (8.1L)
P0446	Evaporative Emission (EVAP) Vent System Performance	PCM	DTC P0446 (4.3L) DTC P0446 (4.8L, 5.3L, and 6.0L) DTC P0446 (8.1L)
P0449	Evaporative Emission (EVAP) Vent Solenoid Control Circuit	PCM	DTC P0449 (4.3L) DTC P0449 (4.8L, 5.3L, and 6.0L) DTC P0449 (8.1L)
P0451	Fuel Tank Pressure (FTP) Sensor Performance	PCM	DTC P0451 (4.3L) DTC P0451 (4.8L, 5.3L, and 6.0L) DTC P0451 (8.1L)
P0452	Fuel Tank Pressure (FTP) Sensor Circuit Low Voltage	PCM	DTC P0452 (4.3L) DTC P0452 (4.8L, 5.3L, and 6.0L) DTC P0452 (8.1L)
P0453	Fuel Tank Pressure (FTP) Sensor Circuit High Voltage	PCM	DTC P0453 (4.3L) DTC P0453 (4.8L, 5.3L, and 6.0L) DTC P0453 (8.1L)
P0454	Fuel Tank Pressure (FTP) Sensor Circuit Intermittent	PCM	DTC P0454 (4.3L) DTC P0454 (4.8L, 5.3L, and 6.0L) DTC P0454 (8.1L)
P0455	Evaporative Emission (EVAP) System Large Leak Detected	PCM	DTC P0455 (4.3L) DTC P0455 (4.8L, 5.3L, and 6.0L) DTC P0455 (8.1L)
P0461	Fuel Level Sensor 1 Performance	PCM	DTC P0461
P0462	Fuel Level Sensor 1 Circuit Low Voltage	PCM	DTC P0462
P0463	Fuel Level Sensor 1 Circuit High Voltage	PCM	DTC P0463
P0464	Fuel Level Sensor 1 Circuit Intermittent	PCM	DTC P0464
P046C	Exhaust Gas Recirculation (EGR) Position Sensor Performance	ECM	DTC P046C (6.6L - LLY)
P0480	Cooling Fan Relay 1 Control Circuit	PCM	DTC P0480 or P0481
P0481	Cooling Fan Relay 2 Control Circuit	PCM	DTC P0480 or P0481
P0496	Evaporative Emission (EVAP) System Flow During Non-Purge	PCM	DTC P0496 (4.3L) DTC P0496 (4.8L, 5.3L, and 6.0L) DTC P0496 (8.1L)
P0500	Vehicle Speed Sensor (VSS) Circuit	ECM, PCM	DTC P0500 NV 3500 transmission DTC P0500 NV 3400 transmission DTC P0500 (8.1L) or DTC P0500 (6.6L) ZF S6-650 transmission
P0502	Vehicle Speed Sensor (VSS) Circuit Low Voltage	PCM	DTC P0502 4L60-E/4L65-E/4L70-E transmission DTC P0502 4L80-E/4L85-E transmission
P0503	Vehicle Speed Sensor (VSS) Circuit Intermittent	PCM	DTC P0503 4L60-E/4L65-E/4L70-E transmission DTC P0503 4L80-E/4L85-E transmission
P0506	Idle Speed Low	ECM, PCM	DTC P0506 (4.3L) DTC P0506 (With Throttle Actuator Control) (4.8L, 5.3L, and 6.0L) DTC P0506 or P0507 (6.6L - LLY) DTC P0506 or P0507 (8.1L)
P0507	Idle Speed High	ECM, PCM	DTC P0507 (4.3L) DTC P0507 (With Throttle Actuator Control) (4.8L, 5.3L, and 6.0L) DTC P0506 or P0507 (6.6L - LLY) DTC P0506 or P0507 (8.1L)
P0522	Engine Oil Pressure (EOP) Sensor Circuit Low Voltage	ECM. PCM	DTC P0522
P0523	Engine Oil Pressure (EOP) Sensor Circuit High Voltage	ECM, PCM	DTC P0523
P0530	Air Conditioning Refrigerant Pressure Sensor Circuit	PCM	DTC P0530 (LU3, LR4, LM7, LQ4 and L18) or DTC P0530 (LB7) DTC P0530 (LU3, LR4, LM7, LQ4, and L18) or DTC P0530 (LB7)
P0540	Intake Air (IA) Heater Feedback Circuit	ECM	DTC P0540 (6.6L - LLY)
P0561	System Voltage Performance	TCM	DTC P0561 Allison transmission
P0562	System Voltage Low	PCM	DTC P0562
P0562	System Voltage Low	TCM	DTC P0562 Allison transmission
P0563	System Voltage High	PCM	DTC P0563
P0563	System Voltage High	TCM	DTC P0563 Allison transmission
P0567	Cruise Control Resume Switch Circuit	ECM, PCM	DTC P0567 (4.8L, 5.3L, 6.0L. and 8.1L) or DTC P0567 (6.6L)
P0568	Cruise Control Set Switch Circuit	ECM, PCM	DTC P0568 (4.8L, 5.3L, 6.0L, and 8.1L) or DTC P0568 (6.6L)
P0571	Cruise Control Brake Switch Circuit	ECM, PCM	DTC P0571 (4.8L, 5.3L, 6.0L, and 8.1L) or DTC P0571 (6.6L)
P0601	Control Module Read Only Memory (ROM)	PCM	DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 or P2610 (4.3L) DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 or P2610 (4.8L, 5.3L, and 6.0L) DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 or P2610 (8.1L)
P0602	Control Module Not Programmed	ECM, PCM	DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 or P2610 (4.3L) DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 or P2610 (4.8L, 5.3L, and 6.0L) DTC P0601-P0607, P060B, P061C, P062C, P062F or P2610 (6.6L - LLY) DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 or P2610 (8.1L)
P0602	Transmission Control Module Not Programmed	TCM	DTC P0602 Allison transmission
P0604	Control Module Random Access Memory (RAM)	PCM	DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 or P2610 (4.3L) DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 or P2610 (4.8L, 5.3L, and 6.0L) DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 or P2610 (8.1L)
P0606	Control Module Internal Performance	ECM, PCM	DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 or P2610 (4.8L, 5.3L, and 6.0L) DTC P0601-P0607, P060B, P061C, P062C, P062F or P2610 (6.6L - LLY) DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 or P2610 (8.1L)
P0608	Vehicle Speed Output Circuit	PCM	DTC P0608
P0609	Vehicle Speed Output Circuit 2	PCM	DTC C0235-C0237 or P0609
P060B	Control Module Analog to Digital Performance	ECM	DTC P0601-P0607, P060B, P061C, P062C, P062F or P2610 (6.6L - LLY)
P0613	Transmission Control Module (TCM) Processor	TCM	DTC P0613 Allison transmission
P0615	Starter Relay Control Circuit	PCM	DTC P0615
P0616	Starter Relay Control Circuit Low Voltage	SGCM	DTC P0616, P0617, P2617 or P0725
P0617	Starter Relay Control Circuit High Voltage	SGCM	DTC P0616, P0617, P2617 or P0725
P061C	Control Module Engine Speed Performance	ECM	DTC P0601-P0607, P060B, P061C, P062C, P062F or P2610 (6.6L - LLY)
P0621	Generator L-Terminal Circuit	PCM	DTC P0621
P0622	Generator F-Terminal Circuit	PCM	DTC P0622 (Gas Engine) or DTC P0622 (Diesel Engine)
P062C	Control Module Vehicle Speed Performance	ECM	DTC P0601-P0607, P060B, P061C, P062C, P062F or P2610 (6.6L - LLY)
P062F	Control Module Long Term Memory Performance	ECM	DTC P0601-P0607, P060B, P061C, P062C, P062F or P2610 (6.6L - LLY)
P0634	Transmission Control Module (TCM) Internal Temperature Too High	TCM	DTC P0634 Allison transmission
P0641	5-Volt Reference 1 Circuit	PCM	DTC P0641 (4.3L) DTC P0641 (4.8L, 5.3L, and 6.0L) DTC P0641 (8.1L)
P0642	5-Volt Reference 1 Circuit Low Voltage	ECM	DTC P0642 or P0643 (6.6L - LLY)
P0643	5-Volt Reference 1 Circuit High Voltage	ECM	DTC P0642 or P0643 (6.6L - LLY)
P064C	Glow Plug Module Control Performance	ECM	DTC P064C (6.6L - LLY)
P0650	Malfunction Indicator Lamp (MIL) Control Circuit	PCM	DTC P0650 (4.3L) DTC P0650 (4.8L, 5.3L, and 6.0L) DTC P0650 (6.6L - LLY) DTC P0650 (8.1L)
P0651	5-Volt Reference 2 Circuit	PCM	DTC P0651 (4.3L) DTC P0651 (4.8L, 5.3L, and 6.0L) DTC P0651 (8.1L)
P0652	5-Volt Reference 2 Circuit Low Voltage	ECM	DTC P0652 or P0653 (6.6L - LLY)
P0653	5-Volt Reference 2 Circuit High Voltage	ECM	DTC P0652 or P0653 (6.6L - LLY)
P0654	Engine Speed Output Circuit	PCM	DTC P0654
P0658	Actuator Supply Voltage 1 Low	TCM	DTC P0658 Allison transmission
P0659	Actuator Supply Voltage 1 High	TCM	DTC P0659 Allison transmission
P0671	Glow Plug 1 Control Circuit	ECM	DTC P0671-P0678 (6.6L - LLY)
P0672	Glow Plug 2 Control Circuit	ECM	DTC P0671-P0678 (6.6L - LLY)
P0673	Glow Plug 3 Control Circuit	ECM	DTC P0671-P0678 (6.6L - LLY)
P0674	Glow Plug 4 Control Circuit	ECM	DTC P0671-P0678 (6.6L - LLY)
P0675	Glow Plug 5 Control Circuit	ECM	DTC P0671-P0678 (6.6L - LLY)
P0676	Glow Plug 6 Control Circuit	ECM	DTC P0671-P0678 (6.6L - LLY)
P0677	Glow Plug 7 Control Circuit	ECM	DTC P0671-P0678 (6.6L - LLY)
P0678	Glow Plug 8 Control Circuit	ECM	DTC P0671-P0678 (6.6L - LLY)
P0698	5-Volt Reference 3 Circuit Low Voltage	ECM	DTC P0698 or P0699 (6.6L - LLY)
P0699	5-Volt Reference 3 Circuit High Voltage	ECM	DTC P0698 or P0699 (6.6L - LLY)
P0700	Transmission Control Module (TCM) Requested MIL Illumination	ECM, TCM	DTC P0700 Allison transmission DTC P0700 (6.6L - LLY)
P0701	Transmission Control System Performance	TCM	DTC P0701 Allison transmission
P0703	Brake Switch Circuit	TCM	DTC P0703 Allison transmission
P0706	Transmission Range (TR) Switch Performance	PCM	DTC P0706 4L60-E/4L65-E/4L70-E transmission DTC P0706 4L80-E/4L85-E transmission
P0706	Transmission Range Sensor Circuit - PRNDL Input	TCM	DTC P0706 Allison transmission
P0708	Transmission Range (TR) Switch Circuit High Voltage	TCM	DTC P0708 Allison transmission
P0711	Transmission Fluid Temperature (TFT) Sensor Performance	PCM	DTC P0711 (M30/M32) or DTC P0711 (M33 Only) 4L60-E/4L65-E/4L70-E transmission DTC P0711 4L80-E/4L85-E transmission
P0711	Transmission Fluid Temperature (TFT) Sensor Performance	TCM	DTC P0711 Allison transmission
P0712	Transmission Fluid Temperature (TFT) Sensor Circuit Low Voltage	PCM	DTC P0712 (M30/M32) or DTC P0712 (M33 Only) 4L60-E/4L65-E/4L70-E transmission DTC P0712 4L80-E/4L85-E transmission
P0712		TCM	DTC P0712 Allison transmission
P0713	Transmission Fluid Temperature (TFT) Sensor Circuit High Voltage	PCM	DTC P0713 (M30/M32) or DTC P0713 (M33 Only) 4L60-E/4L65-E/4L70-E transmission DTC P0713 4L80-E/4L85-E transmission
P0713		TCM	DTC P0713 Allison transmission
P0716	Input Speed Sensor Performance	PCM	DTC P0716 4L80-E/4L85-E transmission
P0716	Input Speed Sensor Performance	TCM	DTC P0716 Allison transmission
P0717	Input Speed Sensor Circuit Low Voltage	PCM	DTC P0717 4L80-E/4L85-E transmission
P0717	Input Speed Sensor Circuit Low Voltage	TCM	DTC P0717 Allison transmission
P0719	Brake Switch Circuit Low Voltage	PCM	DTC P0719 (M30/M32) or DTC P0719 (M33 Only) 4L60-E/4L65-E/4L70-E transmission DTC P0719 4L80-E/4L85-E transmission
P0721	Output Speed Sensor Performance	TCM	DTC P0721 Allison transmission
P0722	Output Speed Sensor Circuit Low Voltage	TCM	DTC P0722 Allison transmission
P0724	Brake Switch Circuit High Voltage	PCM	DTC P0724 (M30/M32) or DTC P0724 (M33 Only) 4L60-E/4L65-E/4L70-E transmission DTC P0724 4L80-E/4L85-E transmission
P0725	Engine Speed Circuit	SGCM	DTC P0616, P0617, P2617 or P0725
P0726	Engine Speed Circuit Performance	TCM	DTC P0726 Allison transmission
P0727	Engine Speed No Signal	TCM	DTC P0727 Allison transmission
P0729	Incorrect 6th Gear Ratio	TCM	DTC P0729 Allison transmission
P0730	Incorrect Gear Ratio	PCM	DTC P0730 4L80-E/4L85-E transmission
P0731	Incorrect 1st Gear Ratio	TCM	DTC P0731 Allison transmission
P0732	Incorrect 2nd Gear Ratio	TCM	DTC P0732 Allison transmission
P0733	Incorrect 3rd Gear Ratio	TCM	DTC P0733 Allison transmission
P0734	Incorrect 4th Gear Ratio	TCM	DTC P0734 Allison transmission
P0735	Incorrect 5th Gear Ratio	TCM	DTC P0735 Allison transmission
P0736	Incorrect Reverse Ratio	TCM	DTC P0736 Allison transmission
P0740	Torque Converter Clutch (TCC) Enable Solenoid Control Circuit	PCM	DTC P0740 4L60-E/4L65-E/4L70-E transmission
P0741	Torque Converter Clutch (TCC) System - Stuck Off	PCM, TCM	DTC P0741 4L60-E/4L65-E/4L70-E transmission DTC P0741 4L80-E/4L85-E transmission DTC P0741 Allison transmission
P0742	Torque Converter Clutch (TCC) System - Stuck On	PCM, TCM	DTC P0742 4L60-E/4L65-E/4L70-E transmission DTC P0742 4L80-E/4L85-E transmission DTC P0742 Allison transmission
P0748	Pressure Control (PC) Solenoid Control Circuit	PCM	DTC P0748 4L60-E/4L65-E/4L70-E transmission DTC P0748 4L80-E/4L85-E transmission
P0751	1-2 Shift Solenoid (SS) Valve Performance - No First or Fourth Gear	PCM	DTC P0751 4L60-E/4L65-E/4L70-E transmission DTC P0751 4L80-E/4L85-E transmission
P0751	Shift Solenoid (SS) 1 Valve Performance - Stuck Off	TCM	DTC P0751 Allison transmission
P0752	1-2 Shift Solenoid (SS) Valve Performance - No Second or Third Gear	PCM	DTC P0752 4L60-E/4L65-E/4L70-E transmission DTC P0752 4L80-E/4L85-E transmission
P0752	Shift Solenoid (SS) 1 Valve Performance - Stuck On	TCM	DTC P0752 Allison transmission
P0753	1-2 Shift Solenoid (SS) Control Circuit	PCM	DTC P0753 4L60-E/4L65-E/4L70-E transmission DTC P0753 4L80-E/4L85-E transmission
P0756	2-3 Shift Solenoid (SS) Valve Performance - No First or Second Gear	PCM	DTC P0756 4L60-E/4L65-E/4L70-E transmission DTC P0756 4L80-E/4L85-E transmission
P0756	Shift Solenoid (SS) 2 Valve Performance - Stuck Off	TCM	DTC P0756 Allison transmission
P0757	2-3 Shift Solenoid (SS) Valve Performance - No Third or Fourth Gear	PCM	DTC P0757 4L60-E/4L65-E/4L70-E transmission DTC P0757 4L80-E/4L85-E transmission
P0757	Shift Solenoid (SS) 2 Valve Performance - Stuck On	TCM	DTC P0757 Allison transmission
P0758	2-3 Shift Solenoid (SS) Control Circuit	PCM	DTC P0758 4L60-E/4L65-E/4L70-E transmission DTC P0758 4L80-E/4L85-E transmission
P0761	Shift Solenoid (SS) 3 Valve Performance - Stuck Off	TCM	DTC P0761 Allison transmission
P0762	Shift Solenoid (SS) 3 Valve Performance - Stuck On	TCM	DTC P0762 Allison transmission
P0776	Clutch Pressure Control (PC) Solenoid 2 - Stuck Off	TCM	DTC P0776 Allison transmission
P0777	Clutch Pressure Control (PC) Solenoid 2 - Stuck On	TCM	DTC P0777 Allison transmission
P0785	3-2 Shift Solenoid (SS) Control Circuit	PCM	DTC P0785 4L60-E/4L65-E/4L70-E transmission
P0802	Transmission Control Module (TCM) MIL Request Circuit	ECM, PCM	DTC P0802 (8.1L)
P0826	TAP Up and Down Shift Switch Circuit	TCM	DTC P0826 Allison transmission
P0827	TAP Up and Down Shift Switch Circuit Low	TCM	DTC P0827 Allison transmission
P0828	TAP Up and Down Shift Switch Circuit High	TCM	DTC P0828 Allison transmission
P0833	Clutch Pedal Switch 2 Circuit	ECM, PCM	DTC P0833 NV 3500 transmission DTC P0833 NV 4500 transmission DTC P0833 (8.1L) or DTC P0833 (6.6L) ZF S6-650 transmission
P0842	Pressure Switch C Circuit Low/Stuck Closed	TCM	DTC P0842 Allison transmission
P0843	Pressure Switch C Circuit High	TCM	DTC P0843 Allison transmission
P0847	Pressure Switch D Circuit Stuck Closed	TCM	DTC P0847 Allison transmission
P0848	Pressure Switch D Circuit High	TCM	DTC P0848 Allison transmission
P0856	Traction Control Torque Request Circuit	PCM	DTC C0298 or P0856
P0872	Pressure Switch Solenoid E Circuit Low/Stuck Closed	TCM	DTC P0872 Allison transmission
P0873	Pressure Switch E Circuit High	TCM	DTC P0873 Allison transmission
P0877	Transmission Pressure Switch 4 Circuit Low	TCM	DTC P0877 Allison transmission
P0878	Transmission Pressure Switch 4 Circuit High	TCM	DTC P0878 Allison transmission
P0880	TCM Power Input Signal	TCM	DTC P0880 Allison transmission
P0881	Transmission Control Module (TCM) Power Input Signal Performance	TCM	DTC P0881 Allison transmission
P0882	Transmission Control Module (TCM) Power Input Signal Low	TCM	DTC P0882 Allison transmission
P0883	Transmission Control Module (TCM) Power Input Signal High	TCM	DTC P0883 Allison transmission
P0894	Transmission Component Slipping	PCM	DTC P0894 4L60-E/4L65-E/4L70-E transmission DTC P0894 4L80-E/4L85-E transmission
P0960	Pressure Control Solenoid (PCS) Main Modulation (MAIN MOD) Circuit Open	TCM	DTC P0960 Allison transmission
P0962	Pressure Control Solenoid (PCS) Main Modulation (MAIN MOD) Circuit Low	TCM	DTC P0962 Allison transmission
P0963	Pressure Control Solenoid (PCS) Main Modulation (MAIN MOD) Circuit High	TCM	DTC P0963 Allison transmission
P0964	Pressure Control Solenoid 2 (PCS2) Control Circuit Open (B)	TCM	DTC P0964 Allison transmission
P0966	Pressure Control Solenoid 2 (PCS2) Control Circuit Low (B)	TCM	DTC P0966 Allison transmission
P0967	Pressure Control Solenoid 2 (PCS2) Control Circuit High (B)	TCM	DTC P0967 Allison transmission
P0972	Shift Solenoid 1 (SS1) Control Circuit Open	TCM	DTC P0972 Allison transmission
P0973	Shift Solenoid 1 (SS1) Control Circuit Low	TCM	DTC P0973 Allison transmission
P0974	Shift Solenoid 1 (SS1) Control Circuit High	TCM	DTC P0974 Allison transmission
P0975	Shift Solenoid 2 (SS2) Control Circuit Open	TCM	DTC P0975 Allison transmission
P0976	Shift Solenoid 2 (SS2) Control Circuit Low	TCM	DTC P0976 Allison transmission
P0977	Shift Solenoid 2 (SS2) Control Circuit High	TCM	DTC P0977 Allison transmission
P0978	Shift Solenoid 3 (SS3) Control Circuit Open	TCM	DTC P0978 Allison transmission
P0979	Shift Solenoid 3 (SS3) Control Circuit Low	TCM	DTC P0979 Allison transmission
P0980	Shift Solenoid 3 (SS3) Control Circuit High	TCM	DTC P0980 Allison transmission
P0A0A	High Voltage System Interlock Circuit	SGCM	DTC P0A0A
P0A01	Starter/Generator Control Module Coolant Temperature Sensor 1 Performance	SGCM	DTC P0A01, P0A02, P0A03, P1A7A, P1A75, P1A76, P1A77, P1A78 or P1A79
P0A02	Starter/Generator Control Module Coolant Temperature Sensor 1 Circuit Low Voltage	SGCM	DTC P0A01, P0A02, P0A03, P1A7A, P1A75, P1A76, P1A77, P1A78 or P1A79
P0A03	Starter/Generator Control Module Coolant Temperature Sensor 1 Circuit High Voltage	SGCM	DTC P0A01, P0A02, P0A03, P1A7A, P1A75, P1A76, P1A77, P1A78 or P1A79
P0A06	Starter/Generator Control Module Coolant Pump Relay Control Circuit Low Voltage	SGCM	DTC P0A06 or P0A07
P0A07	Starter/Generator Control Module Coolant Pump Relay Control Circuit High Voltage	SGCM	DTC P0A06 or P0A07
P0A1D	Hybrid Control Module System Fault	HCM	DTC P0A1D
P0A3E	Starter/Generator Control Module Overtemperature	SGCM	DTC P0A3E
P0A27	Hybrid Battery Pack Relay Feedback Circuit	ESCM	DTC P0A27 or P1A58
P0A7E	Hybrid Battery Pack Overtemperature	ESCM	DTC P0A7E
P0A7F	Hybrid Battery Pack Life	ESCM	DTC P0A7F
P0A82	Hybrid Battery Pack Cooling Fan Stuck Off	ESCM	DTC P0A82
P0A83	Hybrid Battery Pack Cooling Fan Stuck On	ESCM	DTC P0A83
P0A88	14-Volt Power Module Current Sensor Circuit Low Current	PCM	DTC P0A88
P0A89	14-Volt Power Module Current Sensor Circuit High Current	PCM	DTC P0A89
P0A8B	14-Volt Power Module System Voltage	PCM	DTC P0A8B
P0A8E	14-Volt Power Module System Voltage High	PCM	DTC P0A8E
P0A9C	Hybrid Battery 1 Temperature Sensor Performance	ESCM	DTC P0A9C, P0AC6 or P0ACB
P0A9D	Hybrid Battery 1 Temperature Sensor Circuit Low Voltage	ESCM	DTC P0A9D, P0A9E, P0AC7, P0AC8, P0ACC or P0ACD
P0A9E	Hybrid Battery 1 Temperature Sensor Circuit High Voltage	ESCM	DTC P0A9D, P0A9E, P0AC7, P0AC8, P0ACC or P0ACD
P0ABF	Hybrid Battery Current Sensor Performance	PCM	DTC P0ABF or P0AC0
P0AC0	Hybrid Battery Current Sensor Performance	PCM	DTC P0ABF or P0AC0
P0AC6	Hybrid Battery 2 Temperature Sensor Performance	ESCM	DTC P0A9C, P0AC6 or P0ACB
P0AC7	Hybrid Battery 2 Temperature Sensor Circuit Low Voltage	ESCM	DTC P0A9D, P0A9E, P0AC7, P0AC8, P0ACC or P0ACD
P0AC8	Hybrid Battery 2 Temperature Sensor Circuit High Voltage	ESCM	DTC P0A9D, P0A9E, P0AC7, P0AC8, P0ACC or P0ACD
P0ACB	Hybrid Battery 3 Temperature Sensor Performance	ESCM	DTC P0A9C, P0AC6 or P0ACB
P0ACC	Hybrid Battery 3 Temperature Sensor Circuit Low Voltage	ESCM	DTC P0A9D, P0A9E, P0AC7, P0AC8, P0ACC or P0ACD
P0ACD	Hybrid Battery 3 Temperature Sensor Circuit High Voltage	ESCM	DTC P0A9D, P0A9E, P0AC7, P0AC8, P0ACC or P0ACD
P1121	Throttle Position (TP) Sensor Circuit Intermittent High Voltage	PCM	DTC P1121 (4.3L)
P1122	Throttle Position (TP) Sensor Circuit Intermittent Low Voltage	PCM	DTC P1122 (4.3L)
P1125	Accelerator Pedal Position (APP) System	PCM	DTC P1125 (4.8L, 5.3L, and 6.0L) DTC P1125 (8.1L)
P1133	HO2S Insufficient Switching Bank 1 Sensor 1	PCM	DTC P1133 or P1153 (4.3L) DTC P1133 or P1153 (4.8L, 5.3L, and 6.0L) DTC P1133 or P1153 (8.1L)
P1134	HO2S Transition Time Ratio Bank 1 Sensor 1	PCM	DTC P1134 or P1154 (4.3L) DTC P1134 or P1154 (4.8L, 5.3L, and 6.0L) DTC P1134 or P1154 (8.1L)
P1153	HO2S Insufficient Switching Bank 2 Sensor 1	PCM	DTC P1133 or P1153 (4.3L) DTC P1133 or P1153 (4.8L, 5.3L, and 6.0L) DTC P1133 or P1153 (8.1L)
P1154	HO2S Transition Time Ratio Bank 2 Sensor 1	PCM	DTC P1134 or P1154 (4.3L) DTC P1134 or P1154 (4.8L, 5.3L, and 6.0L) DTC P1134 or P1154 (8.1L)
P1258	Engine Coolant Overtemperature - Protection Mode Active	PCM	DTC P1258
P1380	Misfire Detected - Rough Road Data Not Available	PCM	DTC P1380 (4.3L) DTC P1380 (4.8L, 5.3L, and 6.0L) DTC P1380 (8.1L)
P1381	Misfire Detected - No Communication With Brake Control Module	PCM	DTC P1381 (4.3L) DTC P1381 (4.8L, 5.3L, and 6.0L) DTC P1381 (8.1L)
P1516	Throttle Actuator Control (TAC) Module Throttle Actuator Position Performance	PCM	DTC P1516 (4.8L, 5.3L, and 6.0L) DTC P1516 (8.1L)
P1574	Stop Lamp Switch Circuit	PCM	DTC P1574
P160C	Engine Calibration Information Not Programmed--GPCM	GPCM	DTC P160C (6.6L - LLY)
P1626	Theft Deterrent Fuel Enable Signal Lost	PCM	DTC P1626
P1631	Theft Deterrent Fuel Enable Signal Not Correct	PCM	DTC P1631
P1637	Generator L-Terminal Circuit Low Voltage	HCM	DTC P1637
P1638	Generator F-Terminal Circuit	HCM	DTC P1638
P1644	Traction Control Delivered Torque Output Circuit	PCM	DTC C0287, P1644 or P1689
P1688	Unmanaged Engine Torque Signal Delivered to TCM	TCM	DTC P1688 Allison transmission
P1689	Traction Control Delivered Torque Output Circuit	PCM	DTC C0287, P1644 or P1689
P1779	Torque Delivered Signal	TCM	DTC P1779 Allison transmission
P1810	Transmission Fluid Pressure (TFP) Position Switch Circuit	PCM	DTC P1810 4L60-E/4L65-E/4L70-E transmission DTC P1810 4L80-E/4L85-E transmission
P1A00	Battery Energy Control Module Reset	ESCM	DTC P1A00, P1A01, P1A02, P1A03, P1A04, P1A05, P1A06, P1A07 or P1A08
P1A01	Battery Energy Control Module Long Term Memory Performance	ESCM	DTC P1A00, P1A01, P1A02, P1A03, P1A04, P1A05, P1A06, P1A07 or P1A08
P1A02	Battery Energy Control Module Loop Overrun	ESCM	DTC P1A00, P1A01, P1A02, P1A03, P1A04, P1A05, P1A06, P1A07 or P1A08
P1A03	Battery Energy Control Module Options Incorrect	ESCM	DTC P1A00, P1A01, P1A02, P1A03, P1A04, P1A05, P1A06, P1A07 or P1A08
P1A04	Battery Energy Control Module Programming Read Only Memory (ROM)	ESCM	DTC P1A00, P1A01, P1A02, P1A03, P1A04, P1A05, P1A06, P1A07 or P1A08
P1A05	Battery Energy Control Module Random Access Memory (RAM)	ESCM	DTC P1A00, P1A01, P1A02, P1A03, P1A04, P1A05, P1A06, P1A07 or P1A08
P1A06	Battery Energy Control Module Read Only Memory (ROM)	ESCM	DTC P1A00, P1A01, P1A02, P1A03, P1A04, P1A05, P1A06, P1A07 or P1A08
P1A07	Battery Energy Control Module 5-Volt Reference Circuit	ESCM	DTC P1A00, P1A01, P1A02, P1A03, P1A04, P1A05, P1A06, P1A07 or P1A08
P1A08	Battery Energy Control Module Stack Overrun	ESCM	DTC P1A00, P1A01, P1A02, P1A03, P1A04, P1A05, P1A06, P1A07 or P1A08
P1A10	Hybrid Battery 1 Temperature Sensor Performance	ESCM	DTC P1A10, P1A13 or P1A16
P1A11	Hybrid Battery 1 Temperature Sensor Circuit Low Voltage	ESCM	DTC P1A11, P1A12, P1A14, P1A15, P1A17 or P1A18
P1A12	Hybrid Battery 1 Temperature Sensor Circuit High Voltage	ESCM	DTC P1A11, P1A12, P1A14, P1A15, P1A17 or P1A18
P1A13	Hybrid Battery 2 Temperature Sensor Performance	ESCM	DTC P1A10, P1A13 or P1A16
P1A14	Hybrid Battery 2 Temperature Sensor Circuit Low Voltage	ESCM	DTC P1A11, P1A12, P1A14, P1A15, P1A17 or P1A18
P1A15	Hybrid Battery 2 Temperature Sensor Circuit High Voltage	ESCM	DTC P1A11, P1A12, P1A14, P1A15, P1A17 or P1A18
P1A16	Hybrid Battery 3 Temperature Sensor Performance	ESCM	DTC P1A10, P1A13 or P1A16
P1A17	Hybrid Battery 3 Temperature Sensor Circuit Low Voltage	ESCM	DTC P1A11, P1A12, P1A14, P1A15, P1A17 or P1A18
P1A18	Hybrid Battery 3 Temperature Sensor Circuit High Voltage	ESCM	DTC P1A11, P1A12, P1A14, P1A15, P1A17 or P1A18
P1A22	Hybrid Battery 1 Circuit Low Voltage	PCM	DTC P1A22, P1A23, P1A26, P1A27, P1A28, P1A29, P1A2A, P1A2D, P1A2E, P1A2F P1A30, P1A31, P1A34, P1A35 or P1A36
P1A23	Hybrid Battery 1 Circuit High Voltage	PCM	DTC P1A22, P1A23, P1A26, P1A27, P1A28, P1A29, P1A2A, P1A2D, P1A2E, P1A2F P1A30, P1A31, P1A34, P1A35 or P1A36
P1A24	Hybrid Battery 1 Voltage	PCM	DTC P1A24, P1A2B or P1A32
P1A26	Hybrid Battery 1 Voltage Low	PCM	DTC P1A22, P1A23, P1A26, P1A27, P1A28, P1A29, P1A2A, P1A2D, P1A2E, P1A2F P1A30, P1A31, P1A34, P1A35 or P1A36
P1A27	Hybrid Battery 1 Voltage Very Low	PCM	DTC P1A22, P1A23, P1A26, P1A27, P1A28, P1A29, P1A2A, P1A2D, P1A2E, P1A2F P1A30, P1A31, P1A34, P1A35 or P1A36
P1A28	Hybrid Battery 1 Voltage High	PCM	DTC P1A22, P1A23, P1A26, P1A27, P1A28, P1A29, P1A2A, P1A2D, P1A2E, P1A2F P1A30, P1A31, P1A34, P1A35 or P1A36
P1A29	Hybrid Battery 2 Circuit Low Voltage	PCM	DTC P1A22, P1A23, P1A26, P1A27, P1A28, P1A29, P1A2A, P1A2D, P1A2E, P1A2F P1A30, P1A31, P1A34, P1A35 or P1A36
P1A2A	Hybrid Battery 2 Circuit High Voltage	PCM	DTC P1A22, P1A23, P1A26, P1A27, P1A28, P1A29, P1A2A, P1A2D, P1A2E, P1A2F P1A30, P1A31, P1A34, P1A35 or P1A36
P1A2B	Hybrid Battery 2 Voltage	PCM	DTC P1A24, P1A2B or P1A32
P1A2D	Hybrid Battery 2 Voltage Low	PCM	DTC P1A22, P1A23, P1A26, P1A27, P1A28, P1A29, P1A2A, P1A2D, P1A2E, P1A2F P1A30, P1A31, P1A34, P1A35 or P1A36
P1A2E	Hybrid Battery 2 Voltage Very Low	PCM	DTC P1A22, P1A23, P1A26, P1A27, P1A28, P1A29, P1A2A, P1A2D, P1A2E, P1A2F P1A30, P1A31, P1A34, P1A35 or P1A36
P1A2F	Hybrid Battery 2 Voltage High	PCM	DTC P1A22, P1A23, P1A26, P1A27, P1A28, P1A29, P1A2A, P1A2D, P1A2E, P1A2F P1A30, P1A31, P1A34, P1A35 or P1A36
P1A30	Hybrid Battery 3 Circuit Low Voltage	PCM	DTC P1A22, P1A23, P1A26, P1A27, P1A28, P1A29, P1A2A, P1A2D, P1A2E, P1A2F P1A30, P1A31, P1A34, P1A35 or P1A36
P1A31	Hybrid Battery 3 Circuit High Voltage	PCM	DTC P1A22, P1A23, P1A26, P1A27, P1A28, P1A29, P1A2A, P1A2D, P1A2E, P1A2F P1A30, P1A31, P1A34, P1A35 or P1A36
P1A32	Hybrid Battery 3 Voltage	PCM	DTC P1A24, P1A2B or P1A32
P1A34	Hybrid Battery 3 Voltage Low	PCM	DTC P1A22, P1A23, P1A26, P1A27, P1A28, P1A29, P1A2A, P1A2D, P1A2E, P1A2F P1A30, P1A31, P1A34, P1A35 or P1A36
P1A35	Hybrid Battery 3 Voltage Very Low	PCM	DTC P1A22, P1A23, P1A26, P1A27, P1A28, P1A29, P1A2A, P1A2D, P1A2E, P1A2F P1A30, P1A31, P1A34, P1A35 or P1A36
P1A36	Hybrid Battery 3 Voltage High	PCM	DTC P1A22, P1A23, P1A26, P1A27, P1A28, P1A29, P1A2A, P1A2D, P1A2E, P1A2F P1A30, P1A31, P1A34, P1A35 or P1A36
P1A4A	Hybrid Battery Current Sensor Circuit	PCM	DTC P1A4A, P1A4B, P1A4C or P1A4D
P1A4B	Hybrid Battery Current Sensor Performance	PCM	DTC P1A4A, P1A4B, P1A4C or P1A4D
P1A58	Hybrid Battery Pack Relay Open	ESCM	DTC P0A27 or P1A58
P1A64	Starter/Generator Control Module Reset	PCM	DTC P1AB2, P1A64, P1A65, P1A66, P1A67, P1A68, P1A69, P1A6A or P1A6B
P1A65	Starter/Generator Control Module Long Term Memory Performance	PCM	DTC P1AB2, P1A64, P1A65, P1A66, P1A67, P1A68, P1A69, P1A6A or P1A6B
P1A66	Starter/Generator Control Module Loop Overrun	PCM	DTC P1AB2, P1A64, P1A65, P1A66, P1A67, P1A68, P1A69, P1A6A or P1A6B
P1A67	Starter/Generator Control Module Options Incorrect	PCM	DTC P1AB2, P1A64, P1A65, P1A66, P1A67, P1A68, P1A69, P1A6A or P1A6B
P1A68	Starter/Generator Control Module Programming Read Only Memory (ROM)	PCM	DTC P1AB2, P1A64, P1A65, P1A66, P1A67, P1A68, P1A69, P1A6A or P1A6B
P1A69	Starter/Generator Control Module Random Access Memory (RAM)	PCM	DTC P1AB2, P1A64, P1A65, P1A66, P1A67, P1A68, P1A69, P1A6A or P1A6B
P1A6A	Starter/Generator Control Module Read Only Memory (ROM)	PCM	DTC P1AB2, P1A64, P1A65, P1A66, P1A67, P1A68, P1A69, P1A6A or P1A6B
P1A6B	Starter/Generator Control Module 5-Volt Reference Circuit	PCM	DTC P1AB2, P1A64, P1A65, P1A66, P1A67, P1A68, P1A69, P1A6A or P1A6B
P1A6C	Starter/Generator Control Module Service Calibration Fault	PCM	DTC P1A6C
P1A75	Starter/Generator Control Module Coolant Temperature Sensor 2 Performance	SGCM	DTC P0A01, P0A02, P0A03, P1A7A, P1A75, P1A76, P1A77, P1A78 or P1A79
P1A76	Starter/Generator Control Module Coolant Temperature Sensor 2 Circuit Low Voltage	SGCM	DTC P0A01, P0A02, P0A03, P1A7A, P1A75, P1A76, P1A77, P1A78 or P1A79
P1A77	Starter/Generator Control Module Coolant Temperature Sensor 2 Circuit High Voltage	SGCM	DTC P0A01, P0A02, P0A03, P1A7A, P1A75, P1A76, P1A77, P1A78 or P1A79
P1A78	Starter/Generator Control Module Coolant Temperature Sensor 3 Performance	SGCM	DTC P0A01, P0A02, P0A03, P1A7A, P1A75, P1A76, P1A77, P1A78 or P1A79
P1A79	Starter/Generator Control Module Coolant Temperature Sensor 3 Circuit Low Voltage	SGCM	DTC P0A01, P0A02, P0A03, P1A7A, P1A75, P1A76, P1A77, P1A78 or P1A79
P1A7A	Starter/Generator Control Module Coolant Temperature Sensor 3 Circuit High Voltage	SGCM	DTC P0A01, P0A02, P0A03, P1A7A, P1A75, P1A76, P1A77, P1A78 or P1A79
P1A7E	Starter/Generator Control Module Overtemperature - High Voltage System Disabled	SGCM	DTC P1A7E
P1A7F	Starter/Generator Control Module Coolant Level Sensor 1 Low Voltage	SGCM	DTC P1A7F, P1A80, P1A81, P1A82, P1A83, P1A84, P1A85 or P1A86
P1A80	Starter/Generator Control Module Coolant Level Sensor 1 High Voltage	SGCM	DTC P1A7F, P1A80, P1A81, P1A82, P1A83, P1A84, P1A85 or P1A86
P1A81	Starter/Generator Control Module Coolant Level Sensor 2 Low Voltage	SGCM	DTC P1A7F, P1A80, P1A81, P1A82, P1A83, P1A84, P1A85 or P1A86
P1A82	Starter/Generator Control Module Coolant Level Sensor 2 High Voltage	SGCM	DTC P1A7F, P1A80, P1A81, P1A82, P1A83, P1A84, P1A85 or P1A86
P1A83	Starter/Generator Control Module Coolant Level Sensor 3 Low Voltage	SGCM	DTC P1A7F, P1A80, P1A81, P1A82, P1A83, P1A84, P1A85 or P1A86
P1A84	Starter/Generator Control Module Coolant Level Sensor 3 High Voltage	SGCM	DTC P1A7F, P1A80, P1A81, P1A82, P1A83, P1A84, P1A85 or P1A86
P1A85	Starter/Generator Control Module Coolant Level Sensor 4 Low Voltage	SGCM	DTC P1A7F, P1A80, P1A81, P1A82, P1A83, P1A84, P1A85 or P1A86
P1A86	Starter/Generator Control Module Coolant Level Sensor 4 High Voltage	SGCM	DTC P1A7F, P1A80, P1A81, P1A82, P1A83, P1A84, P1A85 or P1A86
P1A87	Low Starter/Generator Control Module Coolant Level	SGCM	DTC P1A87
P1A93	14-Volt Power Module Stuck Off	PCM	DTC P1A93 or P1A94
P1A94	14-Volt Power Module Stuck On	PCM	DTC P1A93 or P1A94
P1A95	DC/DC Converter Stuck in 14-42 Volt Direction	PCM	DTC P1A95 or P1A96
P1A96	DC/DC Converter Stuck in 42-14 Volt Direction	PCM	DTC P1A95 or P1A96
P1A97	Starter/Generator Control Module Hybrid Battery Voltage Sensor Circuit Low Voltage	PCM	DTC P1A97, P1A98, P1A99 or P1A9A
P1A98	Starter/Generator Control Module Hybrid Battery Voltage Sensor Circuit High Voltage	PCM	DTC P1A97, P1A98, P1A99 or P1A9A
P1A99	Starter/Generator Control Module Hybrid Battery Current Sensor Circuit Low Current.	PCM	DTC P1A97, P1A98, P1A99 or P1A9A
P1AA9	Starter/Generator Control Module Hybrid Battery Current Sensor Circuit High Current	PCM	DTC P1AA9
P1AAA	Starter/Generator Phase W Current Sensor Performance	PCM	DTC P1AAA
P1AAB	Starter/Generator Phase U Circuit	PCM	DTC P1AAB
P1AAC	Starter/Generator Phase V Circuit	PCM	DTC P1AAC
P1AAD	Starter/Generator Phase W Circuit	PCM	DTC P1AAD
P1AAE	Starter/Generator Phase U-V-W Correlation	PCM	DTC P1AAE
P1AB2	Hybrid System Voltage	PCM	DTC P1AB2, P1A64, P1A65, P1A66, P1A67, P1A68, P1A69, P1A6A or P1A6B
P1A9A	Starter/Generator Control Module Hybrid Battery Current Sensor Circuit Low Current	PCM	DTC P1A97, P1A98, P1A99 or P1A9A
P1AC0	Starter/Generator Control Module Output Circuit	SGCM	DTC P1AC0
P1AC1	Starter/Generator Control Module Cooling Fan Relay Control Circuit Low Voltage	SGCM	DTC P1AC1 or P1AC2
P1AC2	Starter/Generator Control Module Cooling Fan Relay Control Circuit High Voltage	SGCM	DTC P1AC1 or P1AC2
P1AC9	HCM Service Calibration Fault	PCM	DTC P1AC9
P2066	Fuel Level Sensor 2 Performance	PCM	DTC P2066
P2067	Fuel Level Sensor 2 Circuit Low Voltage	PCM	DTC P2067
P2068	Fuel Level Sensor 2 Circuit High Voltage	PCM	DTC P2068
P2101	Control Module Throttle Actuator Position Performance	PCM	DTC P2101 (4.8L, 5.3L, and 6.0L) DTC P2101 (8.1L)
P2108	Throttle Actuator Control (TAC) Module Performance	PCM	DTC P2108 (4.8L, 5.3L, and 6.0L) DTC P2108 (8.1L)
P2120	Accelerator Pedal Position (APP) Sensor 1 Circuit	PCM	DTC P2120 (4.8L, 5.3L, and 6.0L) DTC P2120 (8.1L)
P2121	Accelerator Pedal Position (APP) Sensor 1 Performance	PCM	DTC P2121 (4.8L, 5.3L, and 6.0L) DTC P2121 (8.1L)
P2122	Accelerator Pedal Position (APP) Sensor 1 Circuit Low Voltage	ECM	DTC P2122, P2123, P2127, P2128 or P2138 (6.6L - LLY)
P2123	Accelerator Pedal Position (APP) Sensor 1 Circuit High Voltage	ECM	DTC P2122, P2123, P2127, P2128 or P2138 (6.6L - LLY)
P2125	Accelerator Pedal Position (APP) Sensor 2 Circuit	PCM	DTC P2125 (4.8L, 5.3L, and 6.0L) DTC P2125 (8.1L)
P2127	Accelerator Pedal Position (APP) Sensor 2 Circuit Low Voltage	ECM	DTC P2122, P2123, P2127, P2128 or P2138 (6.6L - LLY)
P2128	Accelerator Pedal Position (APP) Sensor 2 Circuit High Voltage	ECM	DTC P2122, P2123, P2127, P2128 or P2138 (6.6L - LLY)
P2135	Throttle Position (TP) Sensor 1-2 Correlation	PCM	DTC P2135 (4.8L, 5.3L, and 6.0L) DTC P2135 (8.1L)
P2138	Accelerator Pedal Position (APP) Sensor 1-2 Correlation	ECM, PCM	DTC P2138 (4.8L, 5.3L, and 6.0L) DTC P2122, P2123, P2127, P2128 or P2138 (6.6L - LLY) DTC P2138 (8.1L)
P2146	Injector Positive Voltage Relay Control Circuit Group 1	ECM	DTC P2146, P2149, P2152 or P2155 (6.6L - LLY)
P2149	Injector Positive Voltage Relay Control Circuit Group 2	ECM	DTC P2146, P2149, P2152 or P2155 (6.6L - LLY)
P2152	Injector Positive Voltage Control Circuit Group 3	ECM	DTC P2146, P2149, P2152 or P2155 (6.6L - LLY)
P2155	Injector Positive Voltage Control Circuit Group 4	ECM	DTC P2146, P2149, P2152 or P2155 (6.6L - LLY)
P2199	Intake Air Temperature (IAT) Sensor 1-2 Correlation	ECM	DTC P2199 (6.6L - LLY)
P2228	Barometric Pressure (BARO) Sensor Circuit Low Voltage	ECM	DTC P2228 or P2229 (6.6L - LLY)
P2229	Barometric Pressure (BARO) Sensor Circuit High Voltage	ECM	DTC P2228 or P2229 (6.6L - LLY)
P2510	Engine Control Module Relay Circuit	ECM	DTC P2510 (6.6L - LLY)
P2563	Turbocharger Vane Control Position Sensor Performance	ECM	DTC P2563 (6.6L - LLY)
P2564	Turbocharger Vane Control Position Sensor Circuit Low Voltage	ECM	DTC P2564 or P2565 (6.6L - LLY)
P2565	Turbocharger Vane Control Position Sensor Circuit High Voltage	ECM	DTC P2564 or P2565 (6.6L - LLY)
P2610	Control Module Ignition Off Timer Performance	ECM, PCM	DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 or P2610 (4.3L) DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 or P2610 (4.8L, 5.3L, and 6.0L) DTC P0601-P0607, P060B, P061C, P062C, P062F or P2610 (6.6L - LLY) DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 or P2610 (8.1L)
P2617	Crankshaft Position Signal Output Circuit	SGCM	DTC P0616, P0617, P2617 or P0725
P2636	Fuel Pump 2 Flow Insufficient	ECM	DTC P2636 (6.6L - LLY)
P2636	Fuel Transfer Pump Flow Insufficient	PCM	DTC P2636 (4.8L, 5.3L, and 6.0L) DTC P2636 (8.1L)
P2670	Solenoid High Control Circuit Group 2 Low Voltage	TCM	DTC P2670 Allison transmission
P2671	Solenoid High Control Circuit Group 2 High Voltage	TCM	DTC P2671 Allison transmission
P268A	Fuel Injector Calibration Data Not Programmed	ECM, GPCM	DTC P268A (6.6L - LLY)
P2723	Pressure Control Solenoid 1 (PCS1) Controlled Clutch Stuck Off	TCM	DTC P2723 Allison transmission
P2724	Pressure Control Solenoid 1 (PCS1) Controlled Clutch Stuck On	TCM	DTC P2724 Allison transmission
P2727	Pressure Control Solenoid 1 (PCS1) Control Circuit Open (A)	TCM	DTC P2727 Allison transmission
P2729	Pressure Control Solenoid 1 (PCS1) Control Circuit Low (A)	TCM	DTC P2729 Allison transmission
P2730	Pressure Control Solenoid 1 (PCS1) Control Circuit High (A)	TCM	DTC P2730 Allison transmission
P2761	Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit	PCM	DTC P2761 4L60-E/4L65-E/4L70-E transmission DTC P2761 4L80-E/4L85-E transmission
P2761		TCM	DTC P2761 Allison transmission
P2763	Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit High Voltage	TCM	DTC P2763 Allison transmission
P2764	Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit Low Voltage	TCM	DTC P2764 Allison transmission
P2771	Four Wheel Drive (4WD) Low Switch Circuit	PCM	DTC P2771 4L60-E/4L65-E/4L70-E transmission DTC P2771 4L80-E/4L85-E transmission
P2771	Four Wheel Drive (4WD) Low Switch Circuit	TCM	DTC P2771 Allison transmission
P2796	Auxiliary Transmission Fluid Pump Relay Control Circuit	PCM	DTC P2796 (M33 Only) 4L60-E/4L65-E/4L70-E transmission
P2797	Auxiliary Transmission Fluid Pump Performance	PCM	DTC P2797 (M33 Only) 4L60-E/4L65-E/4L70-E transmission
P2A01	HO2S Performance Bank 1 Sensor 2	PCM	DTC P2A01 or P2A04 (4.3L) DTC P2A01 or P2A04 (4.8L, 5.3L, and 6.0L) DTC P2A01 or P2A04 (8.1L)
P2A04	HO2S Performance Bank 2 Sensor 2	PCM	DTC P2A01 or P2A04 (4.3L) DTC P2A01 or P2A04 (4.8L, 5.3L, and 6.0L) DTC P2A01 or P2A04 (8.1L)
U0073	High Speed CAN Communication Bus	ECM, TCM	DTC U0073
U0100	Lost Communications with Engine Control Module (ECM)	TCM	DTC U0100-U0299 (Diesel Engine) or DTC U0100-U0299 (HP2)
U0101	Lost Communication With Transmission Control Module (TCM)	ECM	DTC U0100-U0299 (Diesel Engine) or DTC U0100-U0299 (HP2)
U0105	Lost Communication With Fuel Injector Control Module (FICM)	ECM, TCM	DTC U0100-U0299 (Diesel Engine) or DTC U0100-U0299 (HP2)
U0106	Lost Communication With Glow Plug Control Module (GPCM)	ECM, TCM	DTC U0100-U0299 (Diesel Engine) or DTC U0100-U0299 (HP2)
U0107	Lost Communication with Throttle Actuator Control (TAC) Module	PCM	DTC U0107 (4.8L, 5.3L, and 6.0L) DTC U0107 (8.1L)
U0111	Lost Communication With Energy Storage Control Module (ESCM)	PCM	DTC U0100-U0299 (Diesel Engine) or DTC U0100-U0299 (HP2)
U0120	Lost Communication With Starter/Generator Control Module (SGCM)	PCM	DTC U0100-U0299 (Diesel Engine) or DTC U0100-U0299 (HP2)
U0131	Lost Communication With Power Steering Control Module (PSCM)	PCM	DTC U0100-U0299 (Diesel Engine) or DTC U0100-U0299 (HP2)
U0293	Lost Communication With Hybrid Control Module (HCM)	PCM	DTC U0100-U0299 (Diesel Engine) or DTC U0100-U0299 (HP2)
U0415	Electronic Control Unit Performance	EBCM	DTC C0035 or U0415
U1000	Class 2 Data Link Malfunction	Audio Amplifier, BCM, DDM, DRR, DSM, EBCM, ECM/PCM, GBCM, HVAC Control Module, IPC, PDM, Radio, RWSCM, CDX. RSA, RSE, SDM, TCM, Theft Deterrent Control Module, TCSCM, VCIM	DTC U1000
U1016	Lost Communications With ECM/PCM	Audio Amplifier, BCM, DDM, DRR, DSM, EBCM, GBCM, HVAC Control Module, IPC, PDM, Radio, RWSCM, SDM, TCM, TCSCM, VCIM	DTC U1001-U1254
U1022	Lost Communications With Regulated Voltage Controller (RVC)	PCM	DTC U1001-U1254
U1023	Lost Communications With Hybrid Module Control (HCM)	HVAC Control Module	DTC U1001-U1254
U1024	Lost Communications With Transmission Control Module (TCM)	BCM, IPC, PCM, RADIO, RWSCM	DTC U1001-U1254
U1026	Lost Communications With Transfer Case Shift Control Module (TCSCM)	BCM, EBCM, ECM/PCM, IPC, RWSCM, SDM, TCM	DTC U1001-U1254
U1041	Lost Communications With Electronic Brake Control Module (EBCM)	BCM, DDM, ECM/PCM, SDM, TCM	DTC U1001-U1254
U1048	Lost Communications With Rear Wheel Steering Control Module (RWSCM)	EBCM, ECM, IPC, PCM	DTC U1001-U1254
U1064	Lost Communications With Body Control Module (BCM)	DDM, EBCM, ECM/PCM, GBCM, HVAC Control Module, IPC, PDM, Radio, SDM, TCSCM, VCIM	DTC U1001-U1254
U1088	Lost Communications With Inflatable Restraint Sensing and Diagnostic Module (SDM)	BCM, IPC, VCIM	DTC U1001-U1254
U1096	Lost Communications With Instrument Panel Cluster (IPC)	BCM, IPC, SDM	DTC U1001-U1254
U1128	Lost Communications With Radio	Audio Amplifier, CDX, VCIM	DTC U1001-U1254
U1129	Lost Communications With Audio Amplifier (AMP)	DRR, Radio, VCIM	DTC U1001-U1254
U1130	Lost Communications With Remote Playback Device - CD Player (CDX)	Audio Amplifier, Radio	DTC U1001-U1254
U1137	Lost Communications With Digital Radio Receiver (DRR)	Audio Amplifier, BCM, IPC, Radio	DTC U1001-U1254
U1151	Lost Communications With Communication Interface Module (OnStar(R))	Audio Amplifier, BCM, IPC, Radio	DTC U1001-U1254
U1152	Lost Communications With HVAC Control Module	BCM, GBCM	DTC U1001-U1254
U1154	Lost Communications With Rear Seat Entertainment (RSE) Assembly	BCM, Radio	DTC U1001-U1254
U1160	Lost Communications With Driver Door Module (DDM)	BCM, DSM, FPDM	DTC U1001-U1254
U1161	Lost Communications With Passenger Door Module (PDM)	BCM, DDM, DSM	DTC U1001-U1254
U1166	Lost Communications With Memory Seat Module (MSM)	BCM, DDM	DTC U1001-U1254
U1167	Lost Communications With Rear Seat Audio Controller (RSA)	Audio Amplifier, BCM, DRR, IPC, Radio	DTC U1001-U1254
U1241	Lost Communication With Scan Tool	SDM	DTC U1241
U1300	Class 2 Data Link Low	DRR, EBCM, ECM/PCM, HVAC Control Module, IPC, Radio, RWSCM, CDX, RSA, RSE, SDM, TCM, Theft Deterrent Control Module, TCSCM, VCIM	DTC U1300, U1301 or U1305
U1301	Class 2 Data Link High	DRR, EBCM, ECM/PCM, HVAC Control Module, IPC, Radio, RWSCM, CDX, RSA, RSE, SDM, TCM, Theft Deterrent Control Module, TCSCM, VCIM	DTC U1300, U1301 or U1305
U1305	Class 2 Data Link Low or High	Audio Amplifier, BCM, DDM, GBCM, PDM, MSM	DTC U1300, U1301 or U1305
U1500	Inter-device Dedicated Bus Malfunction	OnStar(R), VCIM	DTC U1500
U1881	Electro-Hydraulic Power Steering (EHPS) Module Lost Communication With Energy Storage Control Module (ESCM)	PCM	DTC U1881-U1899
U1882	Energy Storage Control Module (ESCM) Lost Communication With Electro-Hydraulic Power Steering (EHPS) Module	PCM	DTC U1881-U1899
U1883	Hybrid Control Module (HCM) Lost Communication With Driver Door Module (DDM)	PCM	DTC U1881-U1899
U1884	Hybrid Control Module (HCM) Lost Communication With Passenger Door Module (PDM)	PCM	DTC U1881-U1899
U1885	Energy Storage Control Module (ESCM) Lost Communication With Hybrid Control Module (HCM)	PCM	DTC U1881-U1899
U1886	Energy Storage Control Module (ESCM) Lost Communication With Powertrain Control Module (PCM)	PCM	DTC U1881-U1899
U1887	Energy Storage Control Module (ESCM) Lost Communication With Starter/Generator Control Module (SGCM)	PCM	DTC U1881-U1899
U1888	Hybrid Control Module (HCM) Lost Communication With Energy Storage Control Module (ESCM)	PCM	DTC U1881-U1899
U1889	Hybrid Control Module (HCM) Lost Communication With Body Control Module (BCM)	PCM	DTC U1881-U1899
U1890	Hybrid Control Module (HCM) Lost Communication With HVAC Control Module	PCM	DTC U1881-U1899
U1891	Hybrid Control Module (HCM) Lost Communication With Instrument Panel Cluster (IPC)	PCM	DTC U1881-U1899
U1892	Hybrid Control Module (HCM) Lost Communication With Electro-Hydraulic Power Steering (EHPS) Module	PCM	DTC U1881-U1899
U1893	Hybrid Control Module (HCM) Lost Communication With Powertrain Control Module (PCM)	PCM	DTC U1881-U1899
U1894	Hybrid Control Module (HCM) Lost Communication With Starter/Generator Control Module (SGCM)	PCM	DTC U1881-U1899
U1895	Electro-Hydraulic Power Steering Module (EHPS) Lost Communication With Powertrain Control Module (PCM)	PCM	DTC U1881-U1899
U1896	Electro-Hydraulic Power Steering Module (EHPS) Lost Communication With Starter/Generator Control Module (SGCM)	PCM	DTC U1881-U1899
U1897	Starter/Generator Control Module (SGCM) Lost Communication With Energy Storage Control Module (ESCM)	PCM	DTC U1881-U1899
U1898	Starter/Generator Control Module (SGCM) Lost Communication With Hybrid (HCM) Control Module	PCM	DTC U1881-U1899
U1899	Starter/Generator Control Module (SGCM) Lost Communication With Powertrain Control Module (PCM)	PCM	DTC U1881-U1899
023	Seat Belt Tension Sensor Circuit Out of Range	PPS	DTC 023
024	PPS Ignition 1 Voltage Performance	PPS	DTC 024
063	PPS Out of Calibration	PPS	DTC 063
064	PPS Communication/ID Performance	PPS	DTC 064
065	PPS Sensor Circuit Out of Range	PPS	DTC 065