Add-on Electrical Equipment

The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfere with the operation of the OnStar system and cause it to not operate.

    See also:

    Where Are the Airbags?
    The driver frontal airbag is in the center of the steering wheel. The front outboard passenger frontal airbag is in the passenger side instrument panel. Driver Side Shown, Passenger ...

    Liftgate
    The liftglass or liftgate cannot be opened if the rear wiper is in motion. Attempting to open the liftglass or liftgate while the rear wiper is in motion will cause the release of the liftglass ...

    Engine Compartment Fuse Block (CTS Coupe and Sedan)
    The underhood fuse block is located on the left side of the engine compartment. Lift the fuse block cover to access the fuses. The vehicle may not be equipped with all of the fuses and rel ...