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Home >> Chevrolet >> 2002 >> Astro Van Passenger, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 827 (Automatic Transmission - 4L60-E/4L65-E (Service & Replacement)) >> Repair Instructions >> Transmission Extension Housing Assembly Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Safari and 2003 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.
  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 case extension bolts (1) to 45 N.m (33 lb ft).

    Fig 1: Transmission Extension Housing
    G01565938Courtesy of GENERAL MOTORS CORP.
  4. Install the transmission mount. Refer to TRANSMISSION MOUNT REPLACEMENT .
  5. Install the propeller shaft. Refer to PROPELLER SHAFT REPLACEMENT - REAR in Propeller Shaft.
  6. Remove the drain pan and the transmission jack.
  7. Lower the vehicle.
  8. Fill the transmission to the proper level with DEXRON® III transmission fluid. Refer to TRANSMISSION FLUID CHECKING PROCEDURE .