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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    Muting a Call
    During a call, all sounds from inside the vehicle can be muted so that the person on the other end of the call cannot hear them. • To mute a call, press , and then say “Mute call.” . To cancel ...

    Steering, Suspension, and Chassis Components
    Visually inspect front and rear suspension and steering system for damaged, loose, or missing parts or signs of wear. Inspect power steering lines and hoses for proper hook-up, binding, leaks, cracks, ...

    License Plate Lamp
    To replace one of these bulbs: 1. Reach under the rear bumper for the bulb socket. 2. Turn the bulb socket counterclockwise and pull the bulb socket out of the lamp assembly. 3. Pull the old bulb ...