Sheet Metal Damage

If the vehicle is damaged and requires sheet metal repair or replacement, make sure the body repair shop applies anti-corrosion material to parts repaired or replaced to restore corrosion protection.

Original manufacturer replacement parts will provide the corrosion protection while maintaining the vehicle warranty.

    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 ...

    Listing Stored Numbers
    The list command will list all stored numbers and name tags. Using the “List” Command 1. Press and hold for two seconds. For vehicles with a navigation system say “Hands Free” after the ton ...

    Diagnostics
    OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the v ...