General Motors GM specific DTC OBD2 code: P1203 (Alternative Fuel) Gas Mass Sensor Circuit High Frequency
General Motors GM specific DTC OBD2 code: P1202 (AlternativeFuel) Gas Mass Sensor Circuit Low Frequency
General Motors GM specific DTC OBD2 code: P1201 (Alternative Fuel) Gas Mass Sensor Circuit Range/Performance
General Motors GM specific DTC OBD2 code: P1200 Injector Control Circuit
General Motors GM specific DTC OBD2 code: P1191 Intake Air Duct Air Leak
General Motors GM specific DTC OBD2 code: P1190 Engine Vacuum Leak
General Motors GM specific DTC OBD2 code: P1189 Engine Oil Pressure Switch Circuit
General Motors GM specific DTC OBD2 code: P1188 EOT Sensor Circuit High Voltage
General Motors GM specific DTC OBD2 code: P1187 EOT Sensor Circuit Low Voltage
General Motors GM specific DTC OBD2 code: P1186 EOT Circuit Performance