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:

    Symbols
    The vehicle has components and labels that use symbols instead of text. Symbols are shown along with the text describing the operation or information relating to a specific component, control, message ...

    CD Messages
    Optical Error: The disc was inserted upside down. Disk Read Error: A disc was inserted with an invalid or unknown format. Player Error: There are disc LOAD or disc EJECT problems. • It is very ho ...

    How OnStar Service Works
    Automatic Crash Response, Emergency Services, Crisis Assist, Stolen Vehicle Assistance, Vehicle Diagnostics, Remote Door Unlock, Roadside Assistance, Turn-by-Turn Navigation, and Hands-Free Callin ...