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:
Power Lumbar
To adjust the lumbar support,
if equipped:
- Press and hold the top of the
control (B) to increase support to
the top of the seatback and
decrease support to the bottom
of the seatback.
- ...
Pairing
A Bluetooth—enabled cell phone must be paired to the Bluetooth system and
then connected to the vehicle before it can be used.
See your cell phone manufacturer's user guide for Bluetooth functions ...
Rear Wiper Blade Replacement
The rear wiper blade and wiper arm have a cover for protection.
The cover must be removed before the wiper blade can be replaced.
To remove the cover:
1. Slide a plastic tool under cover ...






