General Motors GM specific DTC OBD2 code: P1237 Injector Circuit Cylinder 6 Intermittent
General Motors GM specific DTC OBD2 code: P1278 Accelerator Pedal Position Sensor 1 Circuit High Voltage
General Motors GM specific DTC OBD2 code: P1323 24X Reference Circuit Low Frequency
General Motors GM specific DTC OBD2 code: P1211 Mass Air Flow Circuit Intermittent High
General Motors GM specific DTC OBD2 code: P1240 Injector Circuit Cyllinder 7 Intermittent
General Motors GM specific DTC OBD2 code: P1280 Accelerator Pedal Position (APP) Sensor 2 Circuit
General Motors GM specific DTC OBD2 code: P1212 Mass Air Flow Circuit Intermittent Low
General Motors GM specific DTC OBD2 code: P1243 Injector Circuit Cylinder 8 Intermittent
General Motors GM specific DTC OBD2 code: P1281 Accelerator Pedal Position (APP) Sensor 2 Performance
General Motors GM specific DTC OBD2 code: P1214 Injection Pump Timing Offset