Pontiac specific DTC OBD2 code: P1662 Cruise Control Inhibit Control Circuit
Pontiac specific DTC OBD2 code: P1681 Driver 5 Line 1
Pontiac specific DTC OBD2 code: P1644 TP Output Circuit
Pontiac specific DTC OBD2 code: P1663 Oil Life Lamp Control Circuit
Pontiac specific DTC OBD2 code: P1682 Driver 5 Line 2
Pontiac specific DTC OBD2 code: P1645 EVAP Solenoid Output Circuit
Pontiac specific DTC OBD2 code: P1664 1-4 Upshift Lamp Control Circuit
Pontiac specific DTC OBD2 code: P1683 Driver 5 Line 3
Pontiac specific DTC OBD2 code: P1646 Driver 1 Line 6
Pontiac specific DTC OBD2 code: P1665 Driver 3 Line 5