OnStar

See also:

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 ...

Adjustable Throttle and Brake Pedal
If the vehicle has this feature, the position of the throttle and brake pedals can be adjusted. The switch used to adjust the pedals is located on the right side of the steering column, below ...

Automatic Operation
AUTO (Automatic): When automatic operation is active the system will control the inside temperature, the air delivery, and the fan speed. Use the steps below to place the entire system in automatic ...