Cadillac specific DTC OBD2 code: P1655 EVAP Purge Solenoid Control Circuit
Cadillac specific DTC OBD2 code: P1673 Engine Hot Lamp Control Circuit
Cadillac specific DTC OBD2 code: P1638 Generator F-Terminal Circuit
Cadillac specific DTC OBD2 code: P1656 Driver 2 Line 6
Cadillac specific DTC OBD2 code: P1674 Tachometer Control Circuit
Cadillac specific DTC OBD2 code: P1623 Transmission Temp Pull-Up Resistor
Cadillac specific DTC OBD2 code: P1639 5 Volt Reference 2 Circuit
Cadillac specific DTC OBD2 code: P1657 1-4 Upshift Solenoid Control Circuit
Cadillac specific DTC OBD2 code: P1675 EVAP Vent Solenoid Control Circuit
Cadillac specific DTC OBD2 code: P1624 Customer Snapshot Data Available