Special Application Services

. Severe Commercial Use Vehicles Only: Lubricate chassis components every 5 000 km/3,000 mi.

- Have underbody flushing service performed once a year.

    See also:

    Interior Quality & Comfort
    The CTS' cabin quality has held up well since this generation first hit the road as a 2008 model, and it's still competitive against newer entrants like the 535i and M37. Among the highlights are ...

    Storing the Tire Sealant and Compressor Kit (Coupe)
    The tire sealant and compressor kit is located in the trunk in one of the following locations. 1. Open the trunk. See Trunk (Sedan, Coupe). 2. Remove the retainer that holds the tire sea ...

    Sunroof
    A. Open or Close B. Vent On vehicles with a sunroof, the sunroof only operates when the ignition is in the ACC/ACCESSORY or ON/RUN, or when Retained Accessory Power (RAP) is active. See Retain ...