See also:

Engine Coolant Temperature Warning Light
For eAssist vehicles, this light comes on briefly while starting the vehicle. If it does not, have the vehicle serviced by the dealer. If the system is working normally, the indicator lig ...

Cleaning Exterior Lamps/Lenses
Use only lukewarm or cold water, a soft cloth and a car washing soap to clean exterior lamps and lenses. ...

Other Navigation Services Available from OnStar
OnStar eNav: Allows subscribers to send destinations from Google Maps™ and MapQuest.com to their Turn-by-Turn Navigation or screen-based navigation system. When ready, the directions will b ...