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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 35 (Automatic Transaxle Overhaul & Testing - 4T65-E) >> Component Disassembly & Reassembly >> Driven Sprocket Support Assembly >> Inspection

Driven Sprocket Support Assembly: Inspection

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  1. Inspect driven sprocket support components for the following:
    • Worn or cut oil seal rings.
    • Rolled or cut second clutch housing oil seal ring seals.
    • Damage to piston seal surface in driven sprocket support.
    • Blocked or porous oil passages in driven sprocket support.
    • A leaking or missing cup plug.
    • Damaged 4th clutch piston.
    • Cracked or distorted 2nd clutch housing thrust washer.
    • Distorted or missing springs in 4th clutch spring assembly.
    • Driven sprocket bearing assembly for foreign material and missing, flat or damaged rollers.
  2. Replace Teflon oil seal rings if cut or damaged, or if complete overhaul is being performed. Check all seal ring grooves for debris, burrs or damage. See Figure.
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