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No Third, Fifth, and Reverse Gear

No Third, Fifth, and Reverse Gear

Checks Causes
3-5-Reverse Clutch Assembly
• Inspect for damaged, worn or stripped splines on 3-5-reverse clutch plates (423-426), backing plate (426).

• Inspect for sheared or stripped splines on 3-5-rev/4-5-6 housing to turbine shaft (422).

• Inspect for damage, improper surface finish, porosity, deformed or unbalanced 3-5-rev/4-5-6 housing (422).

• Inspect for damaged, worn, loose or seized hub bushing in the 3-5-rev/4-5-6 housing.

• Inspect for broken, porous or improper surface finish or plugged oil passages of the 3-5-rev/4-5-6 housing (422).

• Inspect for failure of the Input shaft thrust bearing (32).

• Inspect for disengaged or broken 3-5-reverse clutch backing plate retainer (427).

• Inspect for disengaged or broken 3-5-reverse backing plate (426).

• Inspect for damaged, worn or leaking 3-5-reverse clutch piston seals (419-421).

• Inspect for damaged or broken 3-5-rev/4-5-6 clutch housing (422).

• Inspect for warped, damaged, improper surface finish or debonding 3-5-reverse clutch piston (417).

• Inspect for broken or fatigued 3-5-reverse clutch spring (418).

• Inspect for disengaged or broken speed sensor reluctor retainer (415).

• Inspect for broken speed sensor reluctor wheel (416).

• Inspect for seized input shaft thrust bearing (32).


Reaction Carrier (467)
• Inspect for broken or disengaged input internal gear retainer.

• Inspect for stripped or sheared splines on the input internal gear.


Output Carrier (474) Inspect for stripped or sheared splines for the reaction internal ring gear.
4-5-6 Clutch Assembly
• Inspect for plugged or missing 4-5-6 piston dam oil feed hole.

• Inspect for leaking 4-5-6 piston dam.