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2001 XJ 2wd. I have been fighting a leak at the rear transmission output seal. Have replaced 3 times now in the last year. The last time I replaced the slip yoke as it appear to be worn. That seemed to last the longest but know the leak is back worse than ever. Is it possible the driveshaft is...

Hello everyone. I have a 2001 xj with a rebuilt engine (approximately) 10000 mile on it. Ever since the rebuild I have had a rough idle and suffer from poor fuel economy. Here is a list of what I have checked replaced so far. New plugs, coil pack and injectors at the time of rebuild. Cam...

Hello all. Can anyone tell me what is supposed to plug into this piece of the wiring harness? I have had very little luck trying to find a good diagram that shows what every wiring harness connection is for. Rebuilt the motor and can’t find anything to plug back into it. Lesson learned to...

I am having my engine rebuilt. In order to remove the two jacked up torx head bolts I ended up pulling the engine and trans out together. My question regarding re-installation is this. Is it easier to attach both pieces of the of the motor mounts (the piece that mounts to the engine and the...

Hello everyone new to the XJ community and the forum. I have a 2001XJ with a bad motor. I am looking at a doner 01 Grand Cherokee with a 4.0 motor in it. My question is this, is the GC 4.0 the same motor, will it fit in the xj, will it mate to my transmission, and will I have any computer issues?