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Electrical Center Identification Views

Fig 1: Fuse Block - I/P (Rear View)
G02505761Courtesy of GENERAL MOTORS CORP.
Identifying Fuse Block - I/P (Rear View)

Pin Wire Color Circuit No. Function
A2 DK BLU 75 RAP Relay Switch Supply Voltage
A3 YEL 343 Accessory Voltage
A6 RED 142 Battery Positive Voltage
A7 ORN 540 Battery Positive Voltage
B2-B4 - - Not Used
B6 RED 142 Battery Positive Voltage
B8 - - Not Used
C1 ORN 1140 Battery Positive Voltage
C1 ORN 1140 Battery Positive Voltage
C3 ORN 640 Battery Positive Voltage
C5 ORN 840 Battery Positive Voltage
C7 ORN 140 Battery Positive Voltage
C7 ORN 140 Battery Positive Voltage
D2 WHT 1390 Off, Run, Crank Voltage
D4 DK GRN 44 Instrument Panel Lamps Dimmer Switch Signal
D6 YEL 5 Crank Voltage
D8 DK BLU 75 RAP Relay Switch Supply Voltage
E1 PNK 1020 Off, Run, Crank Voltage
E1 PNK 1020 Off, Run, Crank Voltage
E3 GRY 8 Instrument Panel Lamp Supply Voltage -1
E5 PPL 806 Crank Voltage
E7 YEL 43 Accessory Voltage
F2-F4 - - Not Used
F6 RED 42 Battery Positive Voltage
F8 - - Not Used
G1 ORN 1740 Battery Positive Voltage
G3 ORN 1840 Battery Positive Voltage
G5 ORN 240 Battery Positive Voltage
G7 ORN 40 Battery Positive Voltage
H2-H4 - - Not Used
H6 PNK 3 Ignition 1 Voltage
H8-J1 - - Not Used
J3 PNK 139 Ignition 1 Voltage
J3 PNK 139 Ignition 1 Voltage
J5 YEL 1139 Ignition 1 Voltage
J7 PNK 39 Ignition 1 Voltage
K2 - - Not Used
K4 BRN 4 Accessory Voltage
K6 - - Not Used
K8 PPL 293 Rear Defogger Element Supply Voltage
L1 WHT 393 Rear Window Wiper Motor Control
L3 YEL 143 Accessory Voltage
L5 - -Not Used
L7 PPL 1093 Rear Defog Element Supply Voltage
M2-M4   - Not Used
M6 ORN 300 Ignition 3 Voltage
M8-N1 - - Not Used
N3 BRN 441 Ignition 3 Voltage
N3 BRN 441 Ignition 3 Voltage
N5 BRN 141 Ignition 3 Voltage
N7 BRN 41 Ignition 3 Voltage
Fig 2: Fuse Block I/P (Front View)
G02505762Courtesy of GENERAL MOTORS CORP.
Identifying Fuse Block I/P (Front View)

Fuse Number Name Rating Description
1 STOP/HAZ 20A Stop Lamp Switch, Turn Signal Switch
2 RDO ACCY 10A Radio, Driver Information Center (DIC), Rear Seat Audio (RSA) Controller
3 CTSY 20A Inadvertent Power Relay
4 GAUGES 10A Instrument Panel Cluster (IPC), DRL Relay, Body Control Module (BCM)
5 RR DEFOG 30A Rear window Defogger Grid
6 CRUISE 10A Cruise Control Module (CCM), Cruise Control On/Off Switch, Instrument Panel Cluster (IPC), Body Control Module (BCM)
7 AUX PWR 25A Auxiliary Power Outlets, Audio Amplifier, Data Link Connector (DLC)
8 CRANK 10A Park/Neutral Position (PNP) Switch
9 PK LPS 20A Headlamp and Panel Dimmer Switch, Park Lamp Relay
10 AIR BAG 10A Inflatable Restraint Sensing and Diagnostic Module (SDM)
11 - - Not Used
12 HTR-A/C 20A HVAC Control Assembly, A/C Relay, Air Temperature Actuator
13 CIG LTR 20A Lift Glass Lock/Unlock Release Switch, Door Lock Switch - Driver and Front Passenger, Cigar Lighter
14 ILLUM 10A HVAC Control Assembly, RR HVAC Controls, Radio, Instrument Panel Cluster (IPC), Rear Window Wiper/Washer Switch, Body Control Module (BCM), Driver Information Center (DIC)
15 TBC 10A Body Control Module (BCM), Outside Rearview Mirror Switch, Headlamp and Panel Dimmer Switch, Headlamp Dimmer Switch, Remote Control Door Lock Receiver (RCDLR)
16 TURN-B/U 20A Turn Signal Switch, Park/Neutral Position (PNP) Switch
17 WIPER 25A Upfitter ACCY Relay, Windshield Wiper Motor and Module, Windshield Wiper/Washer Switch Front
18 BRAKE 10A Stop Lamp Switch, Electronic Brake Control Module (EBCM), Transfer Case Shift Control Module
19 RADIO BATT 10A Radio, Instrument Panel Cluster (IPC)
20 TRANS 10A Instrument Panel Cluster (IPC), Automatic Transmission, Powertrain Control Module (PCM)
21 PWR ADJ MIR 5A Outside Rearview Mirror Switch
22 - - Not Used
23 RR WIPER 20A Rear Window Wiper/Washer Switch
24 - - Not Used
A PWR ACCY 25A C/B Seat Adjuster Switch - Driver, Door Lock Relay, Rear Door Unlock Relay, Driver Door Unlock Relay
B WINDOWS 25A C/B Window Master Switch - Driver, Window Switch - Front Passenger
Fig 3: Identifying Relay Block No. 1 (1 Of 2)
G02505763Courtesy of GENERAL MOTORS CORP.
Fig 4: Identifying Relay Block No. 1 (2 Of 2)
G02505764Courtesy of GENERAL MOTORS CORP.
Fig 5: Identifying Relay Block No. 2 (1 Of 2)
G02505765Courtesy of GENERAL MOTORS CORP.
Fig 6: Identifying Relay Block No. 2 (2 Of 2)
G02505766Courtesy of GENERAL MOTORS CORP.
Fig 7: Fuse Block - Underhood (Front View)
G02505767Courtesy of GENERAL MOTORS CORP.
Fuse Rating

Name Rating Description
DIODE -I 1A A/C Clutch
RH HDLMP 15A Headlamp - RH - Sealed, Headlamp High Beam - Right - Composite, Headlamp Low Beam - Right - Composite
LH HDLMP 15A Headlamp - LH - Sealed, Headlamp High Beam - Left - Composite, Headlamp Low Beam - Left - Composite
ENG-I 20A Oxygen Sensors, Mass Air Flow (MAF) Sensor, Evaporative Emission (EVAP) Canister Purge Solenoid, Evaporative Emission (EVAP) Canister Vent Solenoid
IGN-E 10A A/C Enable Relay
ECM-I 20A Fuel Injectors, Powertrain Control Module (PCM), Ignition Control Module (ICM), Ignition Coil
RR - HTR/A/C 30A A/C Relay
ATC 20A Transfer Case Shift Control Module
FRT HVAC 30A Blower Motor Resistor Assembly
ECM-B 20A Fuel Pump (FP) Relay, Powertrain Control Module (PCM)
HORN 20A Horn Relay
A/C COMP 10A A/C Enable Relay
HTD MIR/RR DEFOG 40A HVAC Control Assembly
RAP 40A RAP Relay
ABS 60A Electronic Brake Control Module (EBCM)
IGN B 40A Ignition Switch
IGN A 40A Ignition Switch, Starter Enable Relay
BATT 50A Fuse Block - I/P
LIGHTING 40A Headlamps Relay, Fuse Block - I/P
UPFITTER-ACCY 30A Upfitter Accy Relay
UPFITTER-BATT 30A Portable/Installed by Upfitter, Trailer Wiring Harness
Headlamps Relay Micro Headlamp Supply Voltage
Starter Enable Relay Mini Starter Solenoid Crank Voltage
A/C Relay Mini Auxiliary HVAC Switch Supply Voltage
Fuel Pump Relay Micro Fuel Pump and Sender Assembly Supply Voltage
A/C Enable Relay Micro A/C Compressor Clutch Supply Voltage
Upfitter - ACCY Relay Mini Ignition 1 Voltage
Fig 8: Fuse Block - Underhood (Rear View)
G02505768Courtesy of GENERAL MOTORS CORP.
Identifying Fuse Block Circuit

Cavity Color Circuit Description
AUX A RED 1842 Battery Positive Voltage
AUX B RED 1742 Battery Positive Voltage
A1 WHT 352 Headlamp Relay Coil Supply Voltage
A3 RED 42 Battery Positive Voltage
A4 BLK 850 Ground
A6 RED 242 Battery Positive Voltage
A7 BRN 141 Ignition 3 Voltage
A9 ORN 1040 Battery Positive Voltage
B1 LT BLU 1346 Headlamp Supply Voltage
B2 - - Not Used
B3 BLK 250 Ground
B4 PPL 6 Starter Solenoid Crank Voltage
B5 - - Not Used
B6 YEL 1737 Neutral Safety Switch Park/Neutral Signal
B7 ORN 1923 Auxiliary HVAC Switch Supply Voltage
B8 - - Not Used
B9 BLK 850 Ground
C1 DK GRN/WHT 465 Fuel Pump Relay Control
C3 GRY 120 Fuel Pump Supply Voltage
C4 DK GRN/WHT 459 A/C Compressor Clutch Relay Control
C6 ORN 1240 Battery Positive Voltage
D1 ORN 440 Battery Positive Voltage
D2 - - Not Used
D3 BLK 850 Ground
D4 DK GRN 59 A/C Compressor Clutch Supply Voltage
D5 - - Not Used
D6 PNK 639 Ignition 1 Voltage
D7 YEL 143 Accessory Voltage
D9 RED 1842 Battery Positive Voltage
E7 PNK 1839 Ignition 1 Voltage
E8 - - Not Used
E9 BLK 850 Ground
F1-G6 - - Not Used
G8 PNK 539 Ignition 1 Voltage
G10 ORN 1040 Battery Positive Voltage
G12 ORN 440 Battery Positive Voltage
H1-H3 - - Not Used
H5 LT BLU 1346 Headlamp Supply Voltage
H7 PNK 3 Ignition 1 Voltage
H9 RED 1 Battery Positive Voltage
H11 RED 1 Battery Positive Voltage
J2-J4 - - Not Used
J6 TAN/WHT 312 Right Headlamp Supply Voltage
J8 PNK 639 Ignition 1 Voltage
J10 ORN 1540 Battery Positive Voltage
J12 ORN 740 Battery Positive Voltage
K1 - - Not Used
K3 DK GRN 59 A/C Compressor Clutch Supply Voltage
  DK GRN 59 A/C Compressor Clutch Supply Voltage
K5-L2 - - Not Used
L4 BLK 850 Ground
L6 YEL 712 Left Headlamp Low Beam Supply Voltage
L8 PNK 439 Ignition 1 Voltage
L10 ORN 340 Battery Positive Voltage
L12 ORN 1240 Battery Positive Voltage
M1 RED 1442 Battery Positive Voltage
M2 RED 742 Battery Positive Voltage
M3 - - Not Used
M4 RED 442 Battery Positive Voltage
M5 RED 342 Battery Positive Voltage
M6 RED 242 Battery Positive Voltage
M7 RED 142 Battery Positive Voltage
M8 RED 42 Battery Positive Voltage
Fig 9: Identifying Convenience Center - Rear View (1 Of 3)
G02505769Courtesy of GENERAL MOTORS CORP.
Fig 10: Identifying Convenience Center - Rear View (2 Of 3)
G02505770Courtesy of GENERAL MOTORS CORP.
Fig 11: Identifying Convenience Center - Rear View (3 Of 3)
G02505771Courtesy of GENERAL MOTORS CORP.
Fig 12: Convenience Center (Front View)
G02505772Courtesy of GENERAL MOTORS CORP.
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