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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 132 (Automatic Transmission - 4L60-E/4L65-E/4L70-E - Introduction (2 Of 2)) >> Repair Instructions >> Repair Instructions - Off Vehicle >> Forward Clutch Piston Travel Check

Forward Clutch Piston Travel Check

WARNING: This page is about a different car, the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Measuring Forward Clutch Plate Travel
    GM57149Courtesy of GENERAL MOTORS CORP.
  1. Use feeler gauges to check the forward clutch plate travel. Check travel between the forward clutch backing plate retainer ring (651) and the forward clutch selective backing plate (650).

    The forward clutch plate travel should be:

    Specification:  0.876-1.866 mm (0.034-0.073 in)

  2. Select the proper forward clutch selective backing plate (650) to obtain the correct travel. Refer to Forward Clutch Backing Plate Selection .