GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 42067 Rear Main Oil Sealer Installer

Removal Procedure

  1. Remove the engine flywheel from the crankshaft. Refer to Engine Flywheel Replacement .

  2. Object Number: 159207  Size: SH
  3. Center punch the steel ring of the rear main oil seal.
  4. Carefully drill a small, shallow, pilot hole into the steel ring of the rear main oil seal.
  5. Screw in a self-tapping screw.
  6. Use pliers to pull the rear main oil seal out.
  7. Clean all sealing surfaces.

Installation Procedure

  1. Coat the lip of the rear main oil seal with clean engine oil.

  2. Object Number: 159211  Size: SH
  3. Use the J 42067 to install the rear main oil seal.
  4. Clean the rear crankshaft flange.
  5. Install the engine flywheel to the crankshaft. Refer to Engine Flywheel Replacement .