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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 4L80-E/4L85-E - Overhaul >> Repair Instructions >> Third and Fourth Clutch Accumulator Housing Assemble

Third and Fourth Clutch Accumulator Housing Assemble

  1. Install the 3rd clutch accumulator piston inner (406) and outer (404) seals. Lubricate the seals (404, 406) with DEXRON®VI automatic transmission fluid.
    Fig 1: Installing 3rd Clutch Accumulator Piston
    GM40611Courtesy of GENERAL MOTORS CORP.
  2. Install the 3rd clutch accumulator piston (405) into the 3rd and 4th clutch accumulator housing (51).
  3. Install the 4th clutch accumulator piston seal (404). Lubricate the seal (404) with DEXRON®VI automatic transmission fluid.
    Fig 2: Installing 4th Clutch Accumulator Piston Assembly
    GM56547Courtesy of GENERAL MOTORS CORP.
  4. Assemble the 4th clutch accumulator piston pin (408) with the 4th clutch accumulator piston (407).
  5. Install the 4th clutch accumulator piston assembly.
  6. Install the 4th clutch accumulator piston pin retainer ring (402).