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89 XJ 4L bone stock suddenly after a short drive last week the oil pressure gauge stopped moving, stuck at zero psi. Confirmed that I have adequate oil pressure with tester so guessing this is electrical. New sender and no change any ideas?

1989 XJ 4.0L Bolts at the cat to down pipe flange are extremely rusted and know that they will snap when trying to remove. Anyone got a replacement size/ideas for these bolts/nuts?

89 4L auto has a strange issue when the defrost is on hot or high outside temps with sun on the dash. When and if either of the above are present the volt gauge will drop into the red and I know that it is not charging since I have checked it under these conditions. But if I pull back on the...

Are they available for a 89 XJ?

A while back I posted a problem with this 89 4L Auto that quit running after it was warmed up. I have R&R the CPS after much discussion of this being the culprit sensor but have found that this is NOT the problem. Anyone with a Renix system should first disconnect the Coolant Temperature...

89 4L auto runs fine until throughly warmed up and then will die and not fire up again until 5 minutes or so of cool down. Its in the 20's F here in Anchorage and this has been a problem after about 6-8 miles of driving. Will not start again with out WOT and even then it seems to have to cool...