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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 237 (Automatic Transmission - 4L80-E/4L85-E (Service & Replacement)) >> Repair Instructions >> Accumulator Housing Replacement >> Third and Fourth Clutch Accumulator Assembly

Third and Fourth Clutch Accumulator Assembly

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  1. Install the 3rd clutch accumulator piston inner (3) and outer (1) seals. Lubricate the 3rd clutch accumulator piston seals (1, 3) with Dexron® III automatic transmission fluid.
  2. Install the 3rd clutch accumulator piston (2).
    Fig 1: Installing 3rd Clutch Accumulator Piston Seals & Piston
    G02424515Courtesy of GENERAL MOTORS CORP.
  3. Install the 4th clutch accumulator piston seal (3). Lubricate the 4th clutch accumulator piston seal (3) with Dexron® III automatic transmission fluid.
  4. Assemble the 4th clutch accumulator piston pin (2) with the 4th clutch accumulator piston (4).
  5. Install the 4th clutch accumulator piston assembly into the accumulator housing (1).
  6. Install the 4th clutch accumulator piston pin retainer ring (5) onto the 4th clutch accumulator piston pin (2).
    Fig 2: Installing 4th Clutch Accumulator Piston & Components
    G02424516Courtesy of GENERAL MOTORS CORP.