Pontiac specific DTC OBD2 code: P1547 A/C System Performance Degraded
Pontiac specific DTC OBD2 code: P1548 A/C Recirculation Circuit
Pontiac specific DTC OBD2 code: P1554 Cruise Engaged Circuit High Voltage
Pontiac specific DTC OBD2 code: P1555 Electronic Variable Orifice Output
Pontiac specific DTC OBD2 code: P1558 Cruise Control Servo Indicates Low
Pontiac specific DTC OBD2 code: P1559 Cruise Control Power Mangement Mode
Pontiac specific DTC OBD2 code: P1560 Cruise Control System-Transaxle Not In Drive
Pontiac specific DTC OBD2 code: P1561 Cruise Vent Solenoid
Pontiac specific DTC OBD2 code: P1562 Cruise Vacuum Solenoid
Pontiac specific DTC OBD2 code: P1563 Cruise Vehicle Speed/Set Speed Difference Too High