Diagnostic Code Index
WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC P0218 | P0218: Transmission Fluid Overtemperature |
| DTC P0502 | P0502: Vehicle Speed Sensor (VSS) Absence of Signal |
| DTC P0561 | P0561: System Voltage Performance |
| DTC P0562, P0563, or P2534 | P0562: System Voltage Low P0563: System Voltage High P2534: Ignition 1 Switch Circuit Low Voltage |
| DTC P0602 | P0602: Transmission Control Module (TCM) Not Programmed |
| DTC P0634 | P0634: Transmission Control Module (TCM) Overtemperature |
| DTC P0657 or P0658 | P0657: Solenoid High Control Circuit Group 1 P0658: Solenoid High Control Circuit Group 1 Low Voltage |
| DTC P0659 or P2671 | P0659: Solenoid High Control Circuit Group 1 High Voltage P2671: Solenoid High Control Circuit Group 2 High Voltage |
| DTC P0701 | P0701: Transmission Control System Performance |
| DTC P0706 | P0706: Transmission Range Sensor Circuit Performance |
| DTC P0708 | P0708: Transmission Range Switch Circuit High Voltage |
| DTC P0711 | P0711: Transmission Fluid Temperature Sensor Circuit Low Performance |
| DTC P0712 or P0713 | P0712: Transmission Fluid Temperature (TFT) Sensor Circuit Low Voltage P0713: Transmission Fluid Temperature (TFT) Sensor Circuit High Voltage |
| DTC P0716 or P0717 | P0716: Turbine Input Speed Sensor Performance P0717: Turbine Input Speed Low |
| DTC P071A | P071A: Transmission Tow Mode Switch Circuit |
| DTC P0721 or P0722 | P0721: Output Speed Sensor Performance P0722: Output Speed Sensor Circuit Low Voltage |
| DTC P0729 or P0731-P0736 | P0729: Incorrect 6th Gear Ratio P0731: Incorrect 1st Gear Ratio P0732: Incorrect 2nd Gear Ratio P0733: Incorrect 3rd Gear Ratio P0734: Incorrect 4th Gear Ratio P0735: Incorrect 5th Gear Ratio P0736: Incorrect Reverse Gear Ratio |
| DTC P0741 or P0742 | P0741: Torque Converter Clutch (TCC) System-Stuck Off P0742: Torque Converter Clutch (TCC) System-Stuck On |
| DTC P0751, P0756, or P0761 | P0751: Shift Solenoid (SS) 1 Valve Performance - Stuck Off P0756: Shift Solenoid (SS) 2 Valve Performance - Stuck Off P0761: Shift Solenoid (SS) 3 Valve Performance - Stuck Off |
| DTC P0752, P0757, or P0762 | P0752: Shift Solenoid (SS) 1 Valve Performance - Stuck On P0757: Shift Solenoid (SS) 2 Valve Performance - Stuck On P0762: Shift Solenoid (SS) 3 Valve Performance - Stuck On |
| DTC P0776 or P0777 | P0776: Pressure Control (PC) Solenoid 2 - Stuck Off P0777: Pressure Control (PC) Solenoid 2 - Stuck On |
| DTC P0815, P0816, or P0826 | P0815: Upshift Switch Circuit P0816: Downshift Switch Circuit P0826: Up and Down Shift Switch Circuit |
| DTC P0842, P0847, or P0872 | P0842: Transmission Fluid Pressure (TFP) Switch 1 Circuit Low Voltage P0847: Transmission Fluid Pressure (TFP) Switch 2 Circuit Low Voltage P0872: Transmission Fluid Pressure (TFP) Switch 3 Circuit Low Voltage |
| DTC P0843, P0848, or P0873 | P0843: Transmission Pressure Switch 1 Circuit High P0848: Transmission Pressure Switch 2 Circuit High P0873: Transmission Pressure Switch 3 Circuit High |
| DTC P0877 or P0878 | P0877: Transmission Fluid Pressure (TFP) Switch 4 Circuit Low Voltage P0878: Transmission Fluid Pressure (TFP) Switch 4 Circuit High Voltage |
| DTC P0880 | P0880: TCM Power Input Signal |
| DTC P0881 | P0881: TCM Power Input Signal Performance |
| DTC P0882 or P0883 | P0882: TCM Power Input Signal Low P0883: TCM Power Input Signal High |
| DTC P0894 | P0894: Transmission Component Slipping |
| DTC P0960, P0962, or P0963 | P0960: Main Modulation/Line Pressure Control (PC) Solenoid Control Circuit Open P0962: Main Modulation/Line Pressure Control (PC) Solenoid Control Circuit Low Voltage P0963: Main Modulation/Line Pressure Control (PC) Solenoid Control Circuit High Voltage |
| DTC P0964, P0966, or P0967 | P0964: Pressure Control (PC) Solenoid 2 Control Circuit Open P0966: Pressure Control (PC) Solenoid 2 Control Circuit Low Voltage P0967: Pressure Control (PC) Solenoid 2 Control Circuit High Voltage |
| DTC P0972-P0974 | P0972: Shift Solenoid (SS) 1 Control Circuit Open P0973: Shift Solenoid (SS) 1 Control Circuit Low Voltage P0974: Shift Solenoid (SS) 1 Control Circuit High Voltage |
| DTC P0975-P0977 | P0975: Shift Solenoid (SS) 2 Control Circuit Open P0976: Shift Solenoid (SS) 2 Control Circuit Low Voltage P0977: Shift Solenoid (SS) 2 Control Circuit High Voltage |
| DTC P0979 or P0980 | P0979: Shift Solenoid (SS) 3 Control Circuit Low Voltage P0980: Shift Solenoid (SS) 3 Control Circuit High Voltage |
| DTC P1761 or P1762 | P1761: Up and Down Shift Switch Signal Circuit P1762: Transmission Mode Switch Signal Circuit |
| DTC P2536 | P2536: Ignition Accessory Switch Circuit |
| DTC P2669 or P2670 | P2669: Actuator Supply Voltage 2 Open P2670: Solenoid High Control Circuit Group 2 Low Voltage |
| DTC P2723 or P2724 | P2723: Pressure Control (PC) Solenoid 1 Stuck Off P2724: Pressure Control (PC) Solenoid 1 Stuck On |
| DTC P2727, P2729, or P2730 | P2727: Pressure Control (PC) Solenoid 1 Open P2729: Pressure Control (PC) Solenoid 1 Control Circuit Low Voltage P2730: Pressure Control (PC) Solenoid 1 Control Circuit High Voltage |
| DTC P2761, P2763, or P2764 | P2761: Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit P2763: Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit High Voltage P2764: Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit Low Voltage |
| DTC P2771 | P2771: Four Wheel Drive (4WD) Switch Circuit |