See also:

Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not o ...

Fuel
Use of the recommended fuel is an important part of the proper maintenance of this vehicle. To help keep the engine clean and maintain optimum vehicle performance, we recommend the use of ga ...

Programmable Automatic Door Locks
Your vehicle is programmed so that, when the doors are closed, the ignition is on, and the shift lever is moved out of P (Park), all the doors will lock. The doors will unlock every time you sto ...