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.

    See also:

    Side Blind Zone Alert (SBZA)
    If available, this feature will alert you to vehicles located in the vehicle's side blind zone. When the system detects a vehicle in the side blind zone, the SBZA display will light up in the ...

    Driving on Wet Roads
    Rain and wet roads can reduce vehicle traction and affect your ability to stop and accelerate. Always drive slower in these types of driving conditions and avoid driving through large puddles and ...

    Removing the Spare Tire and Tools (Sedan)
    Sedan A. Wing Nut B. Spare Tire C. Jack D. Wheel Wrench E. Extension (If Equipped) F. Strap To access the spare tire and jacking equipment: 1. Remove the spare tire cover. 2. Remove the f ...