You can lubricate the drive pinion flange sealing surface of the drive pinion seal, install the pinion seal to the differential housing, remove the J 45019, install the J 45012, install the pinion flange to the drive pinion shaft, prepare the pinion shaft threads and the pinion flange nut for assembly, apply threadlocker GM P/N 12345382 (Canadian P/N 10953489), or equivalent to 2/3 of the threaded length of the pinion shaft threads, allow the threadlocker to cure approximately 10 minutes, install the drive pinion flange nut to the pinion shaft, remove the J 45012, install the propeller shaft, inspect the fluid level, install the exhaust system and lower the vehicle.
By BobGM Specialist
01/11/2022