Pontiac specific DTC OBD2 code: P1672 Low Engine Oil Level Lamp Control Circuit
Pontiac specific DTC OBD2 code: P1577 BBV Sensor Circuit Low Voltage
Pontiac specific DTC OBD2 code: P1603 Loss Of SDM Serial Data
Pontiac specific DTC OBD2 code: P1621 PCM Memory Performance
Pontiac specific DTC OBD2 code: P1578 BBV Sensor Circuit Low Vacuum
Pontiac specific DTC OBD2 code: P1604 Loss Of IPC Serial Data
Pontiac specific DTC OBD2 code: P1622 Cylinder Select
Pontiac specific DTC OBD2 code: P1579 P/N To D/R At High Throttle Angle
Pontiac specific DTC OBD2 code: P1605 Loss OF HVAX Serial Data
Pontiac specific DTC OBD2 code: P1623 Transmission Temp Pull-Up Resistor