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Harsh Fourth, Fifth, and Sixth Shift

Checks

Causes

4-5-6 Clutch Assembly

    • Inspect for leaking or damaged 4-5-6 Clutch Piston (520) and Piston Seals (518, 519, 521)
    • Inspect for plugged or restricted 4-5-6 Piston Dam air bleed
    • Inspect for leaking or damaged 4-5-6 Clutch Dam (523)
    • Inspect for plugged or restricted Dam oil feed hole in the 4-5-6 Piston (520)
    • Inspect for fatigued 4-5-6 Clutch Piston Spring (522)
    • Inspect for leaking 4-5-6 Clutch Dam Seals (523)
    • Inspect for improper surface finish on 4-5-6 Clutch Plates (525-528)
    • Inspect for fatigued 4-5-6 Clutch Waved Plate (525)
    • Inspect for porous, improper surface finish, seal groove damage or plugged or restricted oil passages of the 3-5 Rev/4-5-6 Housing (516)
   


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