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Home >> GMC >> 1995 >> Forward Control 4.3 Z, Standard >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Automatic Transmission Overhaul - 4L80-E >> Component Disassembly & Reassembly >> Center Support & Rear Gear Unit >> Cleaning & Inspection

Cleaning & Inspection

  1. Inspect output carrier, reaction carrier and reaction drum for damaged teeth, scoring or warpage. Check thrust bearing for damage. Using a feeler gauge, check output carrier and reaction carrier pinion gear end play. See Figure and Figure.
  2. End play should be .009-.024" (.23-.61 mm). Check for damage to reaction carrier internal gear. Ensure center support cup plug bleed hole opening is about .020" (.51 mm). See Figure.
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