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:
Certification Label
Label Example
A vehicle-specific Certification
label is attached to either the
driver door edge or the lower
center pillar on the driver side of
the vehicle. The label tells the
gross wei ...
Engine Compartment
Fuse Block
(CTS-V Coupe and
Sedan)
This fuse block is on the left side of
the engine compartment.
Lift the fuse block cover to access
the fuses.
The vehicle may not be equipped
with all of the fuses and relays
shown.
Notic ...
Keyless Access Operation
Some vehicles have the keyless access system that lets you lock and unlock
the doors and access the liftgate without removing the remote transmitter from
your pocket, purse, briefcase, etc. The keyl ...