Crankshaft Front Oil Seal Installation

Special Tools 

EN-6351  Mounting Sleeves

For equivalent regional tools, refer to Special Tools .

1. Clean the sealing surfaces.
   Fig 1: Crankshaft & Front Oil Seal

   Courtesy of GENERAL MOTORS COMPANY
2. Slide the EN-6351  sleeves (2) protective sleeve onto the crankshaft journal.
3. Slide the crankshaft front oil seal (1) over the protective sleeve on the crankshaft journal.
4. Remove the protective sleeve and using the EN-6351  sleeves (3), press the seal ring into the pump housing.
   Fig 2: Crankshaft Drive Gear Bolt, Washer & Sleeves

   Courtesy of GENERAL MOTORS COMPANY
5. Use the crankshaft drive gear bolt (1) and washer (2) to press in the crankshaft front oil seal.