OnStar Services

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 ...

Overview (Radio with CD)
A. VOL/ - Turns the system on or off and adjusts the volume. B. Buttons 1 to 6 - Radio: Saves and selects favorite stations. C. TUNE - Radio: Manually selects radio stations. - CD: Selec ...

Airbag System Check
The airbag system does not need regularly scheduled maintenance or replacement. Make sure the airbag readiness light is working. See Airbag Readiness Light. Notice: If an airbag covering is dam ...