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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    If Steam is Coming from the Engine Compartment
    WARNING Steam from an overheated engine can burn you badly, even if you just open the hood. Stay away from the engine if you see or hear steam coming from it. Just turn it off and get everyone aw ...

    Shifting Into Park
    WARNING It can be dangerous to get out of the vehicle if the shift lever is not fully in P (Park) with the parking brake firmly set. The vehicle can roll. If you have left the engine running, the ...

    Turning the Rear Vision Camera System Off or On
    To turn off the rear vision camera system, press and hold , located on the inside rearview mirror, until the left indicator light turns off. The rear vision camera display is now disabled. To turn t ...