OnStar Additional Information
See also:
Tips and Troubleshooting Chart
Problem
Recommended Action
There is no power.
The ignition might not be turned to ON/RUN or ACC/ ACCESSORY.
The picture does not fill the screen. There are black bor ...
Electrical System Overload
The vehicle has fuses and circuit breakers to protect against an electrical system overload.
When the current electrical load is too heavy, the circuit breaker opens and closes, protecting the circui ...
Windows
Press the switch to lower the window. Pull the switch up to raise it.
For more information, see Power Windows on page 2‑21. ...





