Special Application Services

• Allison Transmission™ Vehicles Only: Replace external transmission filter at first engine oil change only.
• Vehicles with Dual Wheels: Check dual wheel nut torque at 160 km/100 mi, 1 600 km/ 1,000 mi and 9 700 km/6,000 mi.
• 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:

    Wiper Blade Replacement
    Windshield wiper blades should be inspected for wear or cracking. See Maintenance Schedule on page 11‑3 for more information on wiper blade inspection. Replacement blades come in different type ...

    Climate Control Systems
    The vehicle's heating, cooling, defrosting, and ventilation can be controlled with this system. A. Fan Control B. Air Delivery Mode Controls C. Temperature Control D. Outside Air E. Front ...

    Reclining the Seatbacks
    To recline the seatback: 1. Leaning forward in the seat, pull the reclining seatback strap (B). 2. Move the seatback to the desired position, and then release the strap to lock the seatback in place ...