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Front seal: remove engine or transmission and replace the seal. Rear seal, remove the drive shaft to replace the seal. Unfortunately, you typically only have problems with the front seal.
AnswerCheck the crank pully bolt. If it has come loose you will have a leak.The crank pully bolt does not have anything to do with the crank shaft seal leak. Thebolt is independent of the seal. To replace seal remove crank shaft pully and you will have access to crank shaft seal, pull out & replace seal.
Usually the shaft seal is installed from inside the compressor housing and is not serviceable. You would need to replace the compressor.
remove rear drive shaft. remove pinion yolk from front of diff.remove oinion seal replace with new one. replace pinion yolk, replace driveshaft,.. dhceck ujoints of drive shaft while out, its a good time to replace them
to replace pinion shaft seal you need to drop the drive shaft from the rear end then with large socket remove pinion nut from front of yoke remove yoke remove old pinion seal install new pinion seal reinstall yoke and pinion nut to specified torque re install drive shaft note now is the time to check and see if U-joints need replacing
to replace pinion shaft seal you need to drop the drive shaft from the rear end then with large socket remove pinion nut from front of yoke remove yoke remove old pinion seal install new pinion seal reinstall yoke and pinion nut to specified torque re install drive shaft note now is the time to check and see if U-joints need replacing
The right seal can be replaced by only removing the right shaft. To replace the left seal, the entire axle needs disassembled.
If it's the "front seal", meaning the seal on the input shaft, you'll have to separate the engine and trans. Pull one or both to get to the seal.
Replacing a rear differential seal is easy. All you have to do is unbolt the shaft and take out the old seal.
Remove the drive shaft, and pry out the old seal. Tap in the new seal very carefully. Best to have the right tool for this.
Easy enough, that can be done from the outside. Remove the drive shaft from the unit, remove seal, replace with new, make sure it seats well.