Performance and Maintenance

See also:

Power Steering
If power steering assist is lost because the engine stops or the system is not functioning, the vehicle can be steered but it will take more effort. ...

Rear Seat Pass-Through Door
The vehicle may have a door in the rear seat that provides access to the trunk. Lower the rear seat armrest to access the pass-through door. Pull the release handle to open the door. To close, pus ...

Onstar.com
The website provides access to account information, manages the OnStar subscription, and allows viewing of videos of each service. Get subscription plan pricing and sign up for OnStar Vehicle ...