WARNING: This page is about a different car, the 2002 Pontiac Sunfire and 2002 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
Use the J 42607 and install the seal.
Fig 1: Installing Crankshaft Rear Oil Seal
Courtesy of GENERAL MOTORS CORP.
Install the flywheel. Tighten the flywheel bolts to 53 N.m (39 lb ft) plus 25 degrees.