2009 Cadillac SRX Differential Pinion Bearing

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.

The procedure is to raise the vehicle, remove the exhaust system, remove the propeller shaft, install the J 45012 to the flange, remove the drive pinion nut, remove the J 45012, remove the flange and remove the drive pinion seal.