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:

    Transferring Service
    Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has chan ...

    Front Seats
    The vehicle's front seats have adjustable head restraints in the outboard seating positions. The height of the head restraint can be adjusted. Pull the head restraint up to raise it. Try to ...

    Battery
    Refer to the replacement number on the original battery label when a new battery is needed. DANGER: Battery posts, terminals, and related accessories contain lead and lead compounds, chemicals ...