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:

    Headlamp High/Low-Beam Changer
    (Headlamp High/Low Beam Changer): To change the headlamps from low to high beam, push the lever toward the instrument panel. To return to low-beam headlamps, pull the multifunction lever toward y ...

    Power Mirrors
    Manual Folding Mirrors Shown To adjust the mirror: 1. Move the selector switch to L (Left) or R (Right) to choose the driver or passenger mirror. 2. Press the arrows on the control pad to ...

    TTY Users
    OnStar has the ability to communicate to the deaf, hard–of–hearing, or speech–impaired customers while in the vehicle. The available dealer–installed TTY system can provide in-vehicle acces ...