Place a Call Using a Stored Number
1. Push 
. System responds:
“OnStar ready.”.
2. Say “Call <name tag>.”.
System responds: “OK, calling <name tag>.”
See also:
Before Driving
The RSE is for rear seat passengers only. The driver cannot safely view the
video screen while driving.
In severe or extreme weather conditions the RSE system may not work until
the temperature i ...
Rear Compartment
Fuse Block
(CTS 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 ...
Using Voice Recognition
To use voice recognition, press the button located on the steering wheel. Use
the commands below for the various voice features.
For additional information, say "Help" while you are in a ...