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:

    Remote Start Heated Seats
    When it is cold outside, the heated seats may turn on automatically during a remote vehicle start. The heated seats will be canceled when the ignition is turned on. Press the desired button to use the ...

    Engine Coolant Temperature Gauge
    Metric English This gauge measures the temperature of the vehicle's engine. If the indicator needle moves to the hot side of the gauge toward the colored line, the engine is too hot. If ...

    Shifting Into Four-Wheel Drive High or AUTO (Automatic Four-Wheel Drive)
    Turn the knob to the Four-Wheel Drive High or AUTO position. This can be done at any speed, except when shifting from Four-Wheel Drive Low. The indicator light will flash while shifting. It will remai ...