While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF in each shift lever position.
On all vehicles, the ignition key should come out only in LOCK/OFF.
Contact your dealer if service is required.
Automatic Transmission Shift Lock Control Function Check
Park Brake and P (Park) Mechanism CheckOnStar Additional Information
Transferring Service
Press to request account transfer
eligibility information. The Advisor can assist in canceling or removing account
information. If OnStar receives information that vehicle ownership has changed,
OnStar may send a voice message to the vehicle, requesting updated account i ...
Master Cylinder Reservoir Replacement
Removal Procedure
Warning: Refer to Brake Fluid Irritant Warning.
Caution: Refer to Brake Fluid Effects on Paint and Electrical
Components Caution.
Remove the brake master cylinder. Refer to Master Cylinder Replacement.
Remove and discard the b ...
Fuel Tank Replacement
Removal Procedure
Disconnect the battery negative cable. Refer to
Battery Negative Cable Disconnection and Connection.
Relieve the fuel pressure. Refer to
Fuel Pressure Relief.
Drain the fuel Tank. Refer to
Fuel Tank Draining.
Lift and support the vehicle. Refer ...