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:
Rear Compartment
Fuse Block
(CTS-V Coupe and
Sedan)
The rear compartment fuse block is
located on top of the battery, on the
right side of the trunk. The battery
access door must be removed to
access the fuse block.
The vehicle may not be equi ...
Universal Remote System Programming
If the vehicle has this feature, you will see these buttons with one
indicator light next to them in the overhead console.
This system provides a way to replace up to three remote control tran ...
Battery Power Protection
This feature helps to prevent
battery drain if accessory lamps
are left on. If accessory lamps such
as the vanity mirror, cargo, reading,
console, or glove box are left on,
they automaticall ...