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:
Service Parts Identification Label
This label, on the spare tire cover, has the following
information:
• Vehicle Identification Number (VIN)
• Model designation
• Paint information
• Production options and special equipme ...
Engine Oil Pressure Light
WARNING!
Do not keep driving if the oil
pressure is low. The engine can
become so hot that it catches fire.
Someone could be burned. Check
the oil as soon as possible and
have the vehicle se ...
How to Add Automatic TransmissionFluid
Refer to the Maintenance Schedule to determine
what kind of transmission fluid to use.
Add fluid only after checking the transmission fluid
while it is hot. A cold check is used only as a
referenc ...