See also:

Compass Calibration
The compass can be manually calibrated. Only calibrate the compass in a magnetically clean and safe location, such as an open parking lot, where driving the vehicle in circles is not a danger. I ...

Interior Mirrors
Adjustment Hold the rearview mirror in the center and move it to view the area behind the vehicle. Manual Rearview Mirror For vehicles with a manual rearview mirror, push the tab forward for dayt ...

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 ...