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, OnS ...

Erasing Speed Memory
The cruise control set speed is erased from memory by pressing or if the ignition is turned off. ...

Battery
Refer to the replacement number on the original battery label when a new battery is needed. WARNING Battery posts, terminals, and related accessories contain lead and lead compounds, chemicals known ...