Special Tools

EN-6351:  Mounting Sleeves

For equivalent regional tools, refer to Special Tools .

Fig 1: Crankshaft And Crankshaft Front Oil Seal
Courtesy of GENERAL MOTORS CORP.
1. Clean the sealing surfaces.
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.
Fig 2: Crankshaft Drive Gear Bolt, Washer And Sleeves
Courtesy of GENERAL MOTORS CORP.
4. Remove the protective sleeve, and using the EN-6351:  sleeves (3), press the seal ring into the pump housing.
5. Use the crankshaft drive gear bolt (1) and washer (2) to press in the crankshaft front oil seal.