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:
Collision/Detection Systems
If equipped, select the Collision/ Detection Systems menu and Park Assist will
be displayed.
Park Assist
This allows the Ultrasonic Parking Assist feature, audible only, to be turned
on or off.
...
Head Restraints
WARNING
With head restraints that are not installed and adjusted properly, there is a
greater chance that occupants will suffer a neck/ spinal injury in a crash. Do not
drive until the head res ...
Power Reclining Seatbacks
To raise or recline the seatback, tilt the top of the
control forward or rearward.
See Reclining Seatbacks. ...