GM Service Manual Online
For 1990-2009 cars only

Crankshaft Rear Oil Seal and Housing Replacement Seal Replacement

Tools Required

J 35621-B Crankshaft Rear Oil Seal Installer

Removal Procedure


    Object Number: 31379  Size: SH
  1. Remove the transmission assembly. Refer to Transmission Replacement or Transmission Replacement in Transmission/Transaxle.
  2. Remove the flywheel. Refer to Engine Flywheel Replacement .
  3. Loosen the oil pan. Refer to Oil Pan Replacement .
  4. Remove the crankshaft rear oil seal from the crankshaft rear oil seal housing. Refer to Crankshaft Rear Oil Seal and Housing Replacement .

Installation Procedure


    Object Number: 334550  Size: SH
  1. Install the crankshaft rear oil seal using J 35621-B . Refer to Crankshaft Rear Oil Seal and Housing Installation .
  2. Tighten the oil pan. Refer to Oil Pan Replacement .
  3. Install the flywheel. Refer to Engine Flywheel Replacement .
  4. Install the transmission assembly. Refer to Transmission Replacement or Transmission Replacement in Transmission/Transaxle.

Crankshaft Rear Oil Seal and Housing Replacement Housing and Seal Replacement

Removal Procedure


    Object Number: 4071  Size: SH
  1. Remove the transmission assembly. Refer to Transmission Replacement and Transmission Replacement in Transmission/Transaxle.
  2. Remove the flywheel. Refer to Engine Flywheel Replacement .
  3. Loosen and lower the oil pan. Refer to Oil Pan Replacement .
  4. Remove the crankshaft rear oil seal housing.

Installation Procedure


    Object Number: 11479  Size: SH
  1. Install the oil seal housing.
  2. Install the flywheel. Refer to Engine Flywheel Replacement .
  3. Install the transmission assembly. Refer to Transmission Replacement , or to Transmission Replacement in Transmission/Transaxle.