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:
How to Check
Use a good quality pocket-type gauge to check tire pressure. Proper tire inflation
cannot be determined by looking at the tire. Check the tire inflation pressure when
the tires are cold meaning th ...
Rear Seats
The vehicle's rear seats have adjustable head restraints in the outboard
seating positions.
The height of the head restraint can be adjusted. Pull the head restraint up
to raise it. Try to mo ...
Retained Accessory Power (RAP)
These vehicle accessories can be
used for up to 10 minutes after the
engine is turned off:
- Audio System
- Power Windows
- Sunroof (if equipped)
Power to the audio system will work
up to 10 ...