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 operate if the battery is discharged or disconnected.

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    Gasoline
    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 gasoline adv ...

    Hill and Mountain Roads
    Driving on steep hills or through mountains is different than driving on flat or rolling terrain. Tips for driving in these conditions include: ○ Keep the vehicle serviced and in good shape. ...

    Traction Control System (TCS)/StabiliTrak® Light
    The TCS/StabiliTrak light comes on briefly when the engine is started. If the light does not come on or stays on, have the vehicle serviced by the dealer. If the system is working normally, the ind ...