Crankshaft Front Oil Seal Installation

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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 COMPANY

Clean the sealing surfaces.
Slide the EN-6351 sleeves (2) protective sleeve onto the crankshaft journal.
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 COMPANY

Remove the protective sleeve, and using the EN-6351 sleeves (3), press the seal ring into the pump housing.
Use the crankshaft drive gear bolt (1) and washer (2) to press in the crankshaft front oil seal.