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:
Parking/Turn Signal Lamp
1. Open the hood. See Hood .
2. Remove the parking/turn signal lamp bulb socket from the headlamp assembly
by turning counterclockwise.
3. Remove the bulb from the bulb socket by pulling it straig ...
How to Add Automatic TransmissionFluid
Refer to the Maintenance Schedule to determine
what kind of transmission fluid to use.
Add fluid only after checking the transmission fluid
while it is hot. A cold check is used only as a
referenc ...
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 c ...
