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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 >> Off-Vehicle Repair Instructions >> Crankshaft Rear Oil Seal Removal

Crankshaft Rear Oil Seal Removal

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.
NOTE: Do not damage the crankshaft surface when prying out the crankshaft rear oil seal.
  1. Remove the crankshaft rear oil seal. Pry the crankshaft rear oil seal out with a suitable pry tool.
  2. Clean the crankshaft rear oil seal to engine block mating surface.
  3. Inspect the following areas:
    • Inspect the seal bore for nicks
    • Inspect the seal bore for burrs
    • Inspect the seal mating surface on the crankshaft for nicks
      Fig 1: Removing Crankshaft Rear Oil Seal
      G01977131Courtesy of GENERAL MOTORS CORP.