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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 4L80-E/4L85-E - Overhaul >> Repair Instructions >> Fourth Clutch Plate Installation

Fourth Clutch Plate Installation

    IMPORTANT: Alternate the fourth clutch plates (525, 526), starting with a steel clutch plate (526) (4 steel, 4 composite). Install the fourth clutch steel plates (526) with the V notch tang at the 1 o'clock position in the fourth clutch housing.
    Fig 1: Aligning Fourth Clutch Steel Plate V Notch Tangs
    GM335064Courtesy of GENERAL MOTORS CORP.
  1. Install the fourth clutch plates (525, 526) into the fourth clutch housing (529).
  2. Install the fourth clutch backing plate (524). Align the notched tab of the fourth clutch backing plate (524) over the anchor pin in the case.
  3. Install the fourth clutch backing plate retainer ring (523).
    Fig 2: Fourth Clutch Backing Plate Retainer Ring
    GM335065Courtesy of GENERAL MOTORS CORP.