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 Automatic Transmission
Fluid (3.9L Engine)
Because this operation can be a little difficult, you may
choose to have this done at the dealer/retailer service
department.
If you do it yourself, be sure to follow all the instructions
here, ...
Overview
A. RADIO/BAND . Changes the band while listening to the radio.
► Selects the radio when listening to a different audio source.
B. CD/AUX . Selects the CD player or an external audio source ...
Wheels and Trim—Aluminum
or Chrome
Use a soft, clean cloth with mild
soap and water to clean the wheels.
After rinsing thoroughly with clean
water, dry with a soft, clean towel.
A wax may then be applied.
Keep the wheels clean u ...