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:

    Loss of Control
    Skidding There are three types of skids that correspond to the vehicle's three control systems: • Braking Skid — wheels are not rolling. • Steering or Cornering Skid — too much spee ...

    Tire Pressure Monitor
    This vehicle may have a Tire Pressure Monitor System (TPMS). The TPMS warning light alerts you to a significant loss in pressure of one of the vehicle's tires. If the warning light comes on, stop a ...

    Engine Compartment Overview
    When you open the hood on the 4.2L L6 engine, here is what you will see: A. Engine Air Cleaner/Filter. B. Engine Coolant Recovery Tank. C. Windshield Washer Fluid Reservoir. D. Power Steering Fl ...