Crankshaft Rear Oil Seal Removal

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Tools Required

J 43320 Crankshaft Rear Seal Puller

Install the J 43320 guide pins into the crankshaft.

Fig 1: View Of Guide Pins In Crankshaft (Manual Transmission)

Courtesy of GENERAL MOTORS CORP.

Install the J 43320 over the guide pins.
Using a suitable drill, insert eight of the self-drilling sheet metal screws (1-8) into the rear crankshaft seal, using a criss-cross pattern. The self-drilling screws are included with the J 43320 .

Fig 2: J 43320 Self-Drilling Sheet Metal Screws Installation Sequence

Courtesy of GENERAL MOTORS CORP.

Thread the center bolt of J 43320 into the crankshaft to remove the seal.
Remove the J 43320 guide pins from the crankshaft.

Fig 3: View Of J 43320 & Center Bolt

Courtesy of GENERAL MOTORS CORP.