Cadillac specific DTC OBD2 code: P1502 Theft Deterrent System – No Password Received
Cadillac specific DTC OBD2 code: P1523 Electronic Throttle Control Throttle Return
Cadillac specific DTC OBD2 code: P1539 Air Conditioning (A/C) Clutch Feedback Circuit High Voltage
Cadillac specific DTC OBD2 code: P1503 Theft Deterrent System – Password Incorrect
Cadillac specific DTC OBD2 code: P1524 TP Sensor Learned CI, Throttle Angle Out Of Range
Cadillac specific DTC OBD2 code: P1540 A/C System High Pressure
Cadillac specific DTC OBD2 code: P1504 Vehicle Speed Output Circuit
Cadillac specific DTC OBD2 code: P1525 Throttle Body Service Required
Cadillac specific DTC OBD2 code: P1541 A/C High Side Over Temperature
Cadillac specific DTC OBD2 code: P1370 IC Module 4X Reference Circuit, Too Many Pulses