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:
Steering Wheel Controls
Some audio controls can be adjusted at the steering wheel.
(Push to Talk): For vehicles with
a Bluetooth, OnStar, or navigation system, press to interact with those systems.
See Bluetooth (Inf ...
Programmable Unlocking Feature
The following is the list of available programming
options:
Mode 1: Driver’s door unlocks when the
transmission is shifted into PARK (P).
Mode 2: All doors unlock when the transmission
is shi ...
Exterior Mirrors
1. Turn the selector switch to L (Left) or R (Right) to choose the driver or
passenger mirror.
2. Move the control to adjust the mirror.
3. Turn the selector switch to to deselect
the mirro ...
