Cadillac specific DTC OBD2 code: P1680 Driver 5
Cadillac specific DTC OBD2 code: P1677 Driver 4 Line 7
Cadillac specific DTC OBD2 code: P1676 Driver 4 Line 6
Cadillac specific DTC OBD2 code: P1675 EVAP Vent Solenoid Control Circuit
Cadillac specific DTC OBD2 code: P1674 Tachometer Control Circuit
Cadillac specific DTC OBD2 code: P1673 Engine Hot Lamp Control Circuit
Cadillac specific DTC OBD2 code: P1672 Low Engine Oil Level Lamp Control Circuit
Cadillac specific DTC OBD2 code: P1671 Driver 4 Line 1
Cadillac specific DTC OBD2 code: P1670 Driver 4
Cadillac specific DTC OBD2 code: P1669 ABS Unit Expected