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:
Engine Oil Life System
The engine oil life system calculates engine oil life based on vehicle use and
displays the CHANGE ENGINE OIL SOON message when it is time to change the engine
oil and filter. The oil life system ...
Filling the Tank
WARNING
Fuel vapor burns violently and a fuel fire can cause bad injuries. To help avoid
injuries to you and others, read and follow all the instructions on the fuel pump
island. Turn off the e ...
Tips and Troubleshooting Chart
Problem
Recommended Action
No power.
The ignition might not be turned to ON/RUN or ACC/ ACCESSORY.
The picture does not fill the screen. There are black
borders on t ...