Potential Issues

Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five days, OnStar can contact Roadside Assistance and a locksmith to help gain access to the vehicle.

    See also:

    Compass Calibration
    Press and hold the on/off button to activate the compass calibration mode. CAL will be displayed in the compass window on the mirror. The compass can be calibrated by driving the vehicle in circ ...

    Dual Automatic Climate Control System
    For vehicles with this system, it controls the heating, cooling, and ventilation. Non-eAssist Vehicles A. Power B. Driver Temperature Control C. Defrost D. Fan Control E. Air Delivery Mode C ...

    Windshield Washer
    Pull the windshield wiper lever toward you to spray windshield washer fluid and activate the wipers. The washer and wipers will continue until the lever is released or the maximum wash time i ...