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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 905 (Engine Mechanical - 2.2L (LN2)) >> Repair Instructions >> On-Vehicle Repair Instructions >> Crankshaft Rear Oil Seal Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sonoma and 2003 Chevrolet S10 Pickup. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the crankshaft rear oil seal using the following procedure.
  2. Lubricate the seal bore to seal mating surface with engine oil.
  3. Slide a new crankshaft rear oil seal onto tool J 34686  . Make sure the dust lip of the crankshaft rear oil seal is flush against the J 34686 tool collar.
  4. Align the dowel pin of the tool J 34686  with the dowel pin hole in the crankshaft.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  5. Attach tool J 34686  to the crankshaft by tightening the attaching screws.

    Tighten 

    Tighten the J 34686  attaching screws to 3-7 N.m (27-62 lb in).

    Fig 1: Installing Crankshaft Rear Oil Seal
    G01977051Courtesy of GENERAL MOTORS CORP.
  6. Tighten the T handle of the J 34686  . This will push the crankshaft rear oil seal into position. Be sure that the J 34686  collar is flush against the engine block.
  7. Loosen the T handle completely.
  8. Remove the J 34686  attaching screws.
  9. Remove the J 34686  tool from the engine block.
  10. Make sure that the crankshaft rear oil seal is seated squarely in the bore.
  11. Install the engine flywheel. Refer to ENGINE FLYWHEEL REPLACEMENT  .
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