See also:

Immobilizer Operation (Keyless Access)
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 ignition control knob is turne ...

CTS Coupe in the Market
In terms of arresting exterior design and luxurious cabin furnishings, the CTS coupe has it made. Many coupe buyers, though, want more than a car that just looks great: They want something that go ...

Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF in each shift lever position. - The ignition should turn to LOCK/OFF only when the shift lever is in P (Pa ...