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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1497 (Engine Mechanical - 4.2L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Crankshaft Front Oil Seal Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Apply the engine oil to the outside diameter of the crankshaft front oil seal.
    Fig 1: Installing Front Oil Seal
    G02128542Courtesy of GENERAL MOTORS CORP.
  2. Use the J 44218  to install the front oil seal.
  3. Remove the J 44218  .
  4. Install the crank balancer shaft. Refer to CRANKSHAFT BALANCER REPLACEMENT   .
    Fig 2: Installing Crank Balancer Shaft
    G02128543Courtesy of GENERAL MOTORS CORP.
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