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, ...

Engine Hours
Press the vehicle information button until ENGINE HOURS displays. This display shows the total number of hours the engine has run. ...

Reprogramming Universal Home Remote Buttons
Any of the three buttons can be reprogrammed by repeating the instructions. ...