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:
Conversions and Add-Ons
Add-On Electrical Equipment
Notice: Do not add anything electrical to the vehicle unless you check
with your dealer first.
Some electrical equipment can damage the vehicle and the damage would no ...
Automatic Operation
AUTO (Automatic): When automatic operation is active the system will control
the inside temperature, the air delivery, and the fan speed.
Use the steps below to place the entire system in automatic ...
Older Children
Older children who have outgrown booster seats should wear the vehicle
safety belts.
The manufacturer's instructions that come with the booster seat state the
weight and height limitations fo ...