1990 Jeep Cherokee Q&A
1990 Jeep Cherokee Question: removing the oil pan to replace main seal
GOOD SIZE RUBBER HAMMER BANG ON THE PAN LEFT TO RIGHT. REPAIR ANY DAMAGE BEFOR PUTTING BACK. THESE PANS CAN BE A B...H TO GET OFF ALSO BE CAREFULL NOT TO DAMAGE CRANK GETTING OLD SEAL OUT. HOW MANY MILES ON THE ENGINE? SOMETIMES SEAL WONT DO MUCH GOOD IF BEARINGS WORN,PISTON RINGS WORN (BLOWBY CREATING CRANKCASE PRESSURE,ALSO CHECK PCV SYSTEM!! - pushrod
We had a real problem breaking loose the pan on the 1990 Cherokee. We took a large goose neck wrecking bar (approximately 3 ft. long) and drove it in with a sledge from behind the driver's side wheel, with one person under the vehicle to position the bar just ahead of the back corner of the pan and one person outside the vehicle with the sledged. It didn't go easily. When the goose neck was driven in between the pan and the block (about 3/4's of an inch) we took a bar and twisted the goose neck (you could use a pipe wrench or other tool to twist the goose neck). A good hard twist broke the pan loose. There was minor damage to the rim of pan which we had to straighten. - Farmer Del
Looking to see if anyone knows an estimate on getting the rear main seal replaced on a Jeep Cherokee- and if anyone knows typically on a '98 whether its a one or two piece seal. I can't seem to fin...