Can a rear main seal cause transmission problems?
Being made of rubber, it can get corroded or weakened with time and normal use. If it does start to leak, then it can lead to major problems, usually within the transmission.
Does a rear main seal leak oil or transmission fluid?
A rear main seal leak will cause oil to drip from the bottom of the bellhousing at the front of the transmission. If you have drips coming from in front of the bellhousing, locate those leaks, stop them and clean the engine. After a few hundred miles you can check again for leaks to see if you still have any.
How to replace a rear main seal without removing the transmission?
As primarily discussed in this article, the usual first step in replacing the rear main seal is the removal of the transmission. And not only the transmission, the mechanic usually removes the whole engine first. You could just imagine how much time and effort that would take just to replace one thing.
Do you need a hoist to replace a rear main seal?
The job will could require an engine hoist, at least and require a transmission jack, a wide range of torque wrenches, engine support bar, and possibly a bunch of other specialty tools to complete the job correctly.
How does the rear main seal work in a car?
The pistons in the engine are all attached to the crank, allowing it to connect to the flywheel and propel the car forwards. The rear main seal works in tandem with the crankshaft and the transmission to ensure that the oil is kept inside of the engine, and doesn’t leak onto the other inner parts of the car.
How can I tell the cost of a rear main seal replacement?
This oil shows up under the UV light to see where the rear main seal leak is coming from. Once the issue is diagnosed, the mechanic can then determine where the leak is originating from to estimate the rear main seal replacement cost.