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:

    Noise Control System
    The following information relates to compliance with federal noise emission standards for vehicles with a Gross Vehicle Weight Rating (GVWR) of more than 4 536 kg (10,000 lbs). The noise control syste ...

    Split Folding Seatbacks
    With this feature, either side of the rear seatback can be folded down for more cargo space. WARNING If either seatback is not locked, it could move forward in a sudden stop or crash. That could ...

    High-Beam On Light
    This light comes on when the high-beam headlamps are in use. See Headlamp High/Low-Beam Changer on page 6‑3 for more information. ...