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:

    Tire Designations
    Tire Size The following is an example of a typical passenger vehicle tire size. (A) Passenger (P–Metric) Tire: The United States version of a metric tire sizing system. The letter P as the ...

    SIDE BLIND ZONE ALERT SYSTEM OFF
    This message indicates that the driver has turned the system off. ...

    Braking
    Braking action involves perception time and reaction time. Deciding to push the brake pedal is perception time. Actually doing it is reaction time. Average driver reaction time is about three-quart ...