OnStar Services

See also:

Battery Replacement
To change the batteries, do the following: 1. Loosen the screw on the battery compartment door located on the left side of the headphone earpiece. 2. Replace the two AAA batteries in the compar ...

Drunk Driving
WARNING: Drinking and then driving is very dangerous. Your reflexes, perceptions, attentiveness, and judgment can be affected by even a small amount of alcohol. You can have a serious—or even ...

Interior Lighting
Courtesy Lamps When any door is opened, the interior lamps turn on to enter and exit the vehicle. Turn the instrument panel brightness control located on the left side of the steering wheel, ...