In this video I'll show you how to replace a leaky rear main seal and oil pan gasket in a Jeep Cherokee, but this procedure is applicable to many different vehicles. Jeep 4.0 engines are notorious for leaky rear main seals due in part to the two-piece design. With help from this video you can put an end to that giant oil spot in your driveway and keep the underside of your vehicle cleaner! Oh yeah... And don't forget to replace your engine oil once everything is back together! - Tim rear main se