See also:

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, ...

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

Forward Collision Alert (FCA) System
For vehicles with this feature, read the following section before using it. The Forward Collision Alert (FCA) system may help to avoid or reduce the harm caused by front-end crashes. FCA provides a ...