Here are symptoms to look for, its seriousness, and cost to replace. If your rear main seal is leaking this should have oil splatter on the engine side The rear main seal is found at the back of the engine between the engine and the transmission, which seals the crankshaft's back end from leaking
Rear Main Seal Leak Symptoms And How to Diagnose
It is an expensive fix because, most times, it requires removing the transmission or dismantling the engine.
He followed the guide you send above carefully.
Among these leaks, the rear main seal leaking after replacement is a typical case. Overview coolant leaks can be a major headache for car owners, and one common concern is whether coolant can leak from the rear main seal If the coolant system is experiencing high pressure due to a faulty radiator cap or other issues, it can put additional stress on the rear main seal, potentially causing it to fail. Rear main seal leaks often have the potential of lowering your oil level faster than any other leak
Your rear main seal is at the back of your engine and is right behind the last main bearing In this area of the engine, there is high oil pressure that is flowing through your bearings but also oil splashing due to the motion of your crankshaft. A rear main seal leak can cause rapid oil loss, leading to dangerously low engine oil levels and potential severe engine damage Positioned at the back of the crankshaft, this seal is crucial for engine health
Addressing any leaks promptly is essential to prevent extensive and costly repairs.
If its the truck in your avitar Was the rear cover replaced or just the rear main seal Alot of times i see the cover gasket leak instead but it looks like a rear main seal. If it isn't running, it isn't the rear main seal.rear main seal gets no direct oil pressure against it, it can only leak when the crank is turning
Another way to positively id rear main seal leak would be to check inside your transmission bell housing and inspect the back of the flywheel or flexplate
