Pontiac specific DTC OBD2 code: P1651 Fan 1 Relay Control Circuit
Pontiac specific DTC OBD2 code: P1669 ABS Unit Expected
Pontiac specific DTC OBD2 code: P1634 Ignition 1 Power Circuit Low Voltage
Pontiac specific DTC OBD2 code: P1652 Powertrain Induced Chassis Pitch Output Circuit
Pontiac specific DTC OBD2 code: P1670 Driver 4
Pontiac specific DTC OBD2 code: P1635 5 Volt Reference 1 Circuit
Pontiac specific DTC OBD2 code: P1653 Oil Level Lamp Control Circuit
Pontiac specific DTC OBD2 code: P1671 Driver 4 Line 1
Pontiac specific DTC OBD2 code: P1636 PCM Stack Overrun
Pontiac specific DTC OBD2 code: P1654 Service Throttle Soon Lamp Control Circuit