Buick LaCrosse: 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.
TTY Users
OnStar has the ability to communicate to the deaf, hard-of-hearing, or speech-impaired customers while in the vehicle. The available dealer-installed TTY system can provide in-vehicle acce ...OnStar Personal Identification Number (PIN)
A PIN is needed to access some of the OnStar services, like Remote Door Unlock and Stolen Vehicle Assistance. You will be prompted to change the PIN the first time when speaking with an Advi ...See also:
Noise from under vehicle after turning off the engine
Approximately five hours after the engine is turned off, you may hear sound
coming from under the vehicle for several minutes. This is the sound of a fuel
evaporation leakage check and, it does no ...
Fast-forwarding
Press the “” side of the “SEEK” button
continuously to fast-forward the track/file. Release the button to stop fast-forwarding.
NOTE
If you fast-forward to the end of the last track/file ...
Automatic Dimming Mirror — If Equipped
This mirror automatically adjusts for headlight glare
from vehicles behind you. You can turn the feature on or
off by pressing the button at the base of the mirror.Alight
to the left of the butt ...