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 access to all of the OnStar services, except Virtual Advisor and OnStar Turn–by–Turn Navigation.
See also:
Wipe Parking
If the ignition is changed to STOPPING THE ENGINE/OFF mode while the wipers
are on 1, 2, or INT, they will immediately stop.
If the windshield wiper lever is then moved to off before the driver do ...
Transferring Service
Push to request account
transfer
eligibility information. The Advisor
can assist in canceling or removing
account information. If OnStar
receives information that vehicle
ownership has ch ...
SERVICE SIDE BLIND ZONE
ALERT SYSTEM
If this message appears, both SBZA
displays will remain on indicating
there is a problem with the SBZA
system. If these displays remain on
after continued driving, the system
needs service. ...






