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:
Weight of the Trailer
How heavy can a trailer safely be?
It depends on how the rig is used.
For example, speed, altitude, road grades, outside temperature and how much
the vehicle is used to pull a trailer are all i ...
Connections
OnStar Hands-Free Calling allows calls to be made and received from the
vehicle. The vehicle can also be controlled from a cell phone through the
OnStar mobile app. See www.onstar.com for coverage m ...
Collision Damage Repair
(U.S. and Canada)
If the vehicle is involved in a
collision and it is damaged,
have the damage repaired by a
qualified technician using the proper
equipment and quality replacement
parts. Poorly performed col ...






