Tools Required

J 43320  Crankshaft Rear Seal Puller. See Special Tools .

Fig 1: View Of Guide Pins In Crankshaft
Courtesy of GENERAL MOTORS CORP.
1. Install the J 43320  guide pins into the crankshaft. See Special Tools .
Fig 2: J 43320 Self-Drilling Sheet Metal Screws Installation Sequence
Courtesy of GENERAL MOTORS CORP.
2. Install the J 43320  over the guide pins. See Special Tools .
3. 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  . See Special Tools .
Fig 3: View Of J 43320 & Center Bolt
Courtesy of GENERAL MOTORS CORP.
4. Thread the center bolt of J 43320  into the crankshaft to remove the seal. See Special Tools .
5. Remove the J 43320  guide pins from the crankshaft. See Special Tools .