GM Service Manual Online
For 1990-2009 cars only

Checks

Causes

3-5 Reverse Clutch Assembly

    • Inspect for damaged, stripped or sheared splines on 3-5 Reverse Clutch Plates (507-509), Backing Plate (510)
    • Inspect for stripped or sheared splines on 3-5 Rev/4-5-6 Housing to Turbine Shaft (516)
    • Inspect for damage, improper surface finish, porosity, deformed or unbalanced 3-5 Rev/4-5-6 Housing (516)
    • 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 (516)
    • Inspect for failure of the Input Shaft Thrust Bearing (538)
    • Inspect for disengaged or broken 3-5 Reverse Clutch Backing Plate Retainer (511)
    • Inspect for damaged, worn or leaking 3-5 Reverse Clutch Piston Seals (504-506)
    • Inspect for damaged or broken 3-5 Rev/4-5-6 Clutch Housing (516)
    • Inspect for warped, damaged, improper surface finish or debonding 3-5 Reverse Clutch Piston (502)
    • Inspect for broken or fatiqued 3-5 Reverse Clutch Spring (503)
    • Inspect for disengaged or broken Speed Sensor Reluctor Retainer (500)
    • Inspect for broken Speed Sensor Reluctor Wheel (501)