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:
Engine Cooling System Messages
ENGINE HOT A/C
(AIR CONDITIONING) OFF
This message displays when the
engine coolant becomes hotter than
the normal operating temperature.
See Engine Coolant Temperature
Gauge. To avoid
add ...
2007 Cadillac DTS Review
The Cadillac DTS might be among the last of the big boats, but it's no
ordinary land yacht.
This car has the comfort of a cruise ship, and all that's lacking is
white-clad waiters bringing food ...
Vehicle Data Recording and Privacy
This GM vehicle has a number of sophisticated computers that record
information about the vehicle’s performance and how it is driven.
For example, the vehicle uses computer modules to monitor and ...