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Home >> Chevrolet >> 2004 >> Avalanche 2500 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Automatic Transmission - 4L60-E/4L65-E (Introduction, Service & Replacement)) >> Repair Instructions >> Transmission Extension Housing Assembly Replacement >> Installation Procedure

Installation Procedure

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    Fig 1: View Of Case Extension, Bolts & O-Ring Seal
    GM656358Courtesy of GENERAL MOTORS CORP.
  1. Install a new case extension O-ring seal (3).
  2. Install the case extension (2).
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the case extension bolts (1).

    Tighten:  Tighten the bolts (1) to 45 N.m (33 lb ft).

  4. Install the transmission mount. Refer to Transmission Mount Replacement .
  5. Remove the drain pan and the transmission jack.
  6. Install the propeller shaft. Refer to Propeller Shaft Replacement - Rear in Propeller Shaft.
  7. Fill the transmission to the proper level with DEXRON® III transmission fluid. Refer to Transmission Fluid Checking Procedure .