GMC specific DTC OBD2 code: P1120 Throttle Position (TP) Sensor 1 Circuit
GMC specific DTC OBD2 code: P1143 HO2S Bank 1 Sensor 3 Lean Or Low Voltage
GMC specific DTC OBD2 code: P1185 Engine Oil Temperature Circuit
GMC specific DTC OBD2 code: P1121 TP Sensor Circuit Intermittent High Voltage
GMC specific DTC OBD2 code: P1144 HO2S Bank 1 Sensor 3 Rich Or High Voltage
GMC specific DTC OBD2 code: P1186 EOT Circuit Performance
GMC specific DTC OBD2 code: P1122 TP Sensor Circuit Intermittent Low Voltage
GMC specific DTC OBD2 code: P1145 HO2S Cross Counts Bank 1 Sensor 3
GMC specific DTC OBD2 code: P1187 EOT Sensor Circuit Low Voltage
GMC specific DTC OBD2 code: P1125 Accelerator Pedal Position (APP) System