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:
Braking in Emergencies
ABS allows the driver to steer and brake at the same time. In many emergencies,
steering can help more than even the very best braking. ...
Jump Starting
For more information about the vehicle battery, see Battery .
If the vehicle is a hybrid, see the hybrid supplement for more information.
If the vehicle's battery has run down, you may wan ...
When to Check Lubricant
It is not necessary to regularly check rear axle fluid unless there is a leak
suspected or an unusual noise is heard. A fluid loss could indicate a problem. Have
it inspected and repaired.
All ax ...