See also:

When to Check and Change Lubricant
It is not necessary to regularly check front axle fluid unless there is a leak suspected or an unusual noise is heard. A fluid loss could indicate a problem. Have it inspected and repaired. ...

Setting the Clock
The navigation system time and the analog clock operate independently. Changing the time through the navigation system does not change the time on the analog clock. See Clock   to change ...

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 ...