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:
Trailer Brakes
Does the trailer have its own
brakes? Be sure to read and follow
the instructions for the trailer brakes
so they are installed, adjusted, and
maintained properly.
Because the vehicle has anti ...
Database Coverage Explanations
Coverage area depends upon the map detail available. Some areas have greater
map detail than others. The navigation system works only as well as the information
provided on the stored map data. Se ...
Conditions in Which Remote Start Will Not Work
The remote start will not operate if any of the following occur:
- The ignition is in any mode other than OFF.
- The transmitter is in the vehicle.
- The hood is not closed.
- The hazard warning ...






