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:
Tips and Troubleshooting Chart
Problem
Recommended Action
No power.
The ignition might not be turned to ON/RUN or ACC/ ACCESSORY.
The picture does not fill the screen. There are black
borders on t ...
Collision/Detection Systems
Select the Collision/Detection
Systems menu and the following will
be displayed:
• Side Blind Zone Alert System ...
Passive Entry
This allows the Passive Entry
feature to be turned on or off.
Press SELECT when Passive Entry
is highlighted. Turn the Menu knob
to select On or Off. Press SELECT
to confirm the selection. Pr ...