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:

    Online Owner Center
    GMC Owner Center (U.S.) www.gmcownercenter.com Information and services customized for your specific vehicle — all in one convenient place. • Digital owner manual, warranty information, and more ...

    Safety Locks
    The vehicle has rear door security locks to prevent passengers from opening the rear doors from the inside. Open the rear doors to access the security locks on the inside edge of each door. To set ...

    Audio Output
    Audio from the DVD player or auxiliary inputs can be heard through the following possible sources: • Wireless headphones • Vehicle speakers • Vehicle-wired headphone jacks on the RSA system, ...