Buick Regal: Diagnostic Information and Procedures

 Immobilizer Operation

This vehicle has a passive theft-deterrent system. The system does not have to be manually armed or disarmed. The vehicle is automatically immobilized when the transmitter leaves the vehicle. The immobilization system is disarmed when ENGINE START/ STOP is pressed and a valid transmitter is in th

 Towing Equipment

Hitches Always use the correct hitch equipment for your vehicle. Crosswinds, large trucks going by, and rough roads can affect the trailer and the hitch. Never attach rental hitches or other bumper-type hitches. Only use frame-mounted hitches that do not attach to the bumper. Always seal any hole