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:

    Headlamps, Front Turn Signal, Sidemarker, and Parking Lamps
    A. Side Marker Lamp B. Low-Beam Headlamp C. High-Beam Headlamp D. Park/Turn Signal Lamp 1. Open the hood. See Hood on page 10‑5 2. If you are replacing the bulb on the passenger side, remo ...

    XM Categories
    XM stations are organized in categories. To customize which XM categories are used and displayed in the system, see “Adding or Removing XM Categories” following. ...

    The Package
    Unlike the GMC Yukon and other truck-based SUVs, the Acadia is based on an all-new carlike platform. Because it doesn't use a truck's heavy-duty underpinnings, there's more room in the cabin for s ...