Pontiac specific DTC OBD2 code: P1894 Engine Torque Signal High Voltage
Pontiac specific DTC OBD2 code: P1893 Engine Torque Signal Low Voltage
Pontiac specific DTC OBD2 code: P1892 Throttle Position Sensor PWM Signal High
Pontiac specific DTC OBD2 code: P1891 Throttle Position Sensor PWM Signal Low
Pontiac specific DTC OBD2 code: P1890 ECM Data Input Circuit
Pontiac specific DTC OBD2 code: P1887 TCC Release Switch Circuit
Pontiac specific DTC OBD2 code: P1886 Shift Timing Solenoid
Pontiac specific DTC OBD2 code: P1884 TCC Enable/Shift Light Circuit
Pontiac specific DTC OBD2 code: P1875 4WD Low Switch Circuit
Pontiac specific DTC OBD2 code: P1874 TCC Stator Temp. Switch Circuit High