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Home >> Chevrolet >> 2005 >> Chevy Express H1500, Van Passenger >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Automatic Transmission - 4L80-E/4L85-E - Introduction & Repair Instructions) >> Repair Instructions >> Forward Servo Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Forward Servo Assembly
    GM512978Courtesy of GENERAL MOTORS CORP.
  1. Install the following parts:
    • Piston spring (1)
    • Retainer (2)
    • Servo piston (3)
    • O-ring seal (4)
    • Forward servo piston pin (5)
  2. NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the forward servo gasket, cover, and bolts.

    Tighten:  Tighten the bolts to 24 N.m (18 lb ft).

  4. Install the oil pan and filter. Refer to Automatic Transmission Fluid/Filter Replacement .
  5. Lower the vehicle.
  6. Fill the transmission to the proper level with Dexron® III transmission fluid. Refer to Transmission Fluid Checking Procedure .