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 Coolant Temperature Gauge
Metric
English
This gauge measures the temperature of the vehicle's engine.
If the indicator needle moves into the shaded area, the engine is too hot.
While driving under normal op ...
Adaptive Forward
Lighting (AFL)
The Adaptive Forward Lighting
System (AFL) pivots the headlamps
horizontally to provide greater road
illumination while turning. To enable
AFL, set the exterior lamp switch on
the multifunct ...
Engine Compartment Fuse Block
The Engine Compartment Fuse Block is located in the engine compartment, on the
driver side of the vehicle. Lift the cover for access to the fuse/relay block.
If the vehicle is a hybrid, see the h ...