Automatic Transmission (4L80-E Heavy Duty - Gasoline 3500 Series/Cab & Chassis) DTCS
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 GMC C3500 HD, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| P0218 | Transmission Fluid Overtemperature |
| P0502 2002 | OSS Circuit - Low Input |
| P0503 | OSS Circuit - Intermittent |
| P0706 | Transmission Range Switch Circuit - Low Input |
| P0711 | TFT Sensor Circuit - Range/Performance |
| P0712 | TFT Sensor Circuit - Low Input |
| P0713 | TFT Sensor Circuit - High Input |
| P0716 | ISS Circuit - Intermittent |
| P0717 | ISS Circuit - Low Input |
| P0719 | Brake Switch Circuit - Low Input |
| P0724 | Brake Switch Circuit - High Input |
| P0730 | Incorrect Gear Ratio |
| P0741 | TCC System - Stuck Off |
| P0742 | TCC System - Stuck On |
| P0748 | PC Solenoid Circuit - Electrical Malfunction |
| P0751 | 1-2 Shift Solenoid Valve - Performance |
| P0752 | 1-2 Shift Solenoid Valve - Performance |
| P0753 | 1-2 Shift Solenoid Valve Circuit - Electrical Malfunction |
| P0756 | 2-3 Shift Solenoid Valve - Performance |
| P0757 | 2-3 Shift Solenoid Valve - Performance |
| P0758 | 2-3 Shift Solenoid Valve Circuit - Electrical Malfunction |
| P1810 | TFP Manual Valve Position Switch Assembly - Circuit Malfunction |
| P1860 | TCC PWM Solenoid Circuit - Electrical Malfunction |
| P1870 | Transmission Component Slipping |