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 (Park).
• The ignition key should come out only in LOCK/OFF.
Contact your dealer if service is required.
See also:
Integrated Trailer Brake Control System
The vehicle may have an Integrated Trailer Brake Control (ITBC) system for electric trailer brakes.
This symbol is located on the Trailer Brake Control Panel on vehicles with an Integrated Trailer ...
Add-On Electrical Equipment
Notice: Do not add anything electrical to the vehicle unless you check with your dealer first.
Some electrical equipment can damage the vehicle and the damage would not be covered by the vehicle's wa ...
Other Navigation Services Available from OnStar
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When ready, the directions will be downlo ...