Receiving a Call
When an incoming call is received, the audio system mutes and a ring tone is heard in the vehicle.
- Press 
to answer the call.
- Press 
to ignore a call.
See also:
Rear Compartment Fuse
Block (CTS Wagon)
This fuse block is on the right side
of the vehicle, behind the trim panel
in the rear compartment.
The vehicle may not be equipped
with all of the fuses, relays, and
features shown.
...
Increasing Speed While Using
Cruise Control
If the cruise control system is
already activated:
- Press and hold the +RES button
on the steering wheel until the
desired speed is reached, then
release it.
- To increase vehicle speed in ...
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
acces ...