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Home >> Cadillac >> 2005 >> Escalade ESV >> Repair and Diagnosis >> External Pages >> Different car >> Section 135 (Automatic Transmission - 4L80-E/4L85-E - Introduction, Specifications & Repair Instructions) >> Repair Instructions >> Reverse Servo Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2005 GMC Yukon XL, 2005 Chevrolet Suburban, and 2005 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Rear Servo Assembly
    GM512992Courtesy of GENERAL MOTORS CORP.
  1. Install the rear servo to the transmission in the following order:
    1. Accumulator spring (14)
    2. Selective pin (13)
    3. Servo spring retainer (12)
    4. Servo spring (11)
    5. Washer (10)
    6. Piston seal (9)
    7. Accumulator piston (8)
    8. Inner ring oil seal (7)
    9. Outer ring oil seal (1)
    10. Servo piston (2)
    11. Bottom retaining clip (3)
    12. Cover gasket (4)
    13. Cover (5)
    14. Cover bolts (6)
      NOTE: Refer to Fastener Notice in Cautions and Notices.
  2. Tighten the cover bolts (61).

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

  3. Install the transmission filter. Refer to Automatic Transmission Fluid/Filter Replacement .