OnStar Services
See also:
SERVICE BATTERY CHARGING SYSTEM
This message is displayed when
there is a fault in the battery
charging system. Take the vehicle to
your dealer for service. ...
When to Change Engine Oil
This vehicle has a computer system that indicates when to change the engine oil
and filter. This is based on a combination of factors which include engine revolutions,
engine temperature, and mile ...
Rear Window Defogger
(Rear Window Defogger): Press to
turn the rear window defogger on or off.
The rear window defogger turns off automatically after about 10 minutes. If turned
on again it runs for about five minute ...