Onstar.com
The website provides access to account information, manages the OnStar subscription, and allows viewing of videos of each service.
Get subscription plan pricing and sign up for OnStar Vehicle Diagnostics. Click on the “My Account” tab on the home page.
See also:
General Information
For service and parts needs, visit your dealer. You will receive genuine GM parts
and GM-trained and supported service people.
Genuine GM parts have one of these marks:
...
Rear Window Wiper/Washer
For vehicles with a rear window
wiper/washer, the controls are on
the end of the windshield wiper
lever.
Press the upper or lower portion of
the button to control the rear wiper
and rear ...
Warning Lights, Gauges, and Indicators
Warning lights and gauges can
signal that something is wrong
before it becomes serious enough
to cause an expensive repair or
replacement. Paying attention to the
warning lights and gauges c ...