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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 834 (Automatic Transmission - 4L80-E/4L85-E (Service & Replacement)) >> Repair Instructions >> Transmission Extension Housing Assembly Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Yukon XL, 2003 Chevrolet Suburban, and 2003 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
  1. Support the transmission with a transmission jack.
  2. Place a drain pan under the vehicle.
  3. Remove the propeller shaft. Refer to PROPELLER SHAFT REPLACEMENT - REAR in Propeller Shaft.
  4. Remove the transmission mount. Refer to TRANSMISSION MOUNT REPLACEMENT  .
  5. Remove the case extension bolts (3).
  6. Remove the case extension (1).
  7. Remove and discard the case extension O-ring seal (2).
    Fig 1: Removing Transmission Extension Housing Assembly
    G02112309Courtesy of GENERAL MOTORS CORP.
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