Table of Contents
Even though the parts won’t cost more than $100, the cost of labor is what makes the rear main seal repair very expensive. Mechanics will charge between $500 and $1800 for the labor alone, with the average total cost of repair being $1100.
Can you drive with a rear main seal leak?
Rear main seal leaks are so dangerous because it is possible for the leak to occur at a very fast rate. Due to the location, it is subject to high oil pressure. Critically low oil levels can lead to permanent damage to your engine, and if the oil light ever comes on, it is recommended you stop driving immediately.
How long does it take to replace rear main seal?
Replacing a Rear Main Seal However, the process to get to the rear main seal to replace it often requires removal of the entire engine and transmission from the vehicle, a job that can only be done by very skilled mechanics and even then can take 6-10 hours!.
How hard is it to replace a rear main seal?
Since it is such a difficult repair, it’s usually not something you can do yourself and your mechanic has to charge a lot for. Replacing a rear main seal can be so expensive the cost to replace it may be more than you have to spend, or even more than your vehicle is worth.
Is it worth replacing a rear main seal?
depends on how much oil is leaking and how long it takes to leak out, it does not matter WHERE the leak is but how fast and how much is leaking. Rear main seals dont usually leak alot of oil fast. Also half of the rear main seals i had replaced which were recommended by other mechanics were not leaking at all.
What causes a rear main seal to fail?
The most common cause of rear seal leaks is age and/or high mileage. The seal can also leak due to the vehicle being stored for an extended period of time, or from running the engine low on oil. This causes drying and hardening of the seal leading to shrinking, cracking and tearing of the rear main seal.
Can you replace rear main seal without removing engine?
Yes, you can ask a mechanic to fix it for you, but you will be surprise to know the rear main seal replacement cost. It will sweep your bank account like a broom. Usually, we will need to remove the transmission before reaching to the rear main seal.
How do I know if my rear main seal is leaking?
The best way to prove that you’ve got a rear main seal leak is the check if the engine side of the flexplate or flywheel is oily. If the rear main seal is leaking on your engine it will drip oil onto the flexplate or flywheel and sling oil around the bellhousing.
Does Blue Devil work rear main seal?
Description. BlueDevil Rear Main Sealer permanently stops rear main seal leaks. Just add to the engine oil to restore and seal gaskets. BlueDevil Rear Main Sealer is a great repair for timing cover leaks.
How much does it cost to replace engine seals?
How Much Does It Cost To Replace Seals? It depends on the model of your car how much you need to replace the valve seal. According to most estimates, you can expect costs between $900 and $2000. Part costs less than $100, but the cost is mainly linked to hiring a mechanic.
How long does it take for BlueDevil Rear Main Sealer work?
Just be patient and give it 30-45 days to work.
Why does my car leak oil when parked?
Oil leaks manifest in many different ways, but if your car is leaking oil when parked, the vast majority of leaks are due to degraded engine gaskets, oil pan leaks, or bad oil seals and connections. The oil drain plug, located at the base of the oil pan, must be loosened and removed in order to drain the old oil.
Is BlueDevil a permanent fix?
The BlueDevil head gasket sealer ensures that your car’s vital component, the engine, is permanently fixed in terms of seals and cracks. This Blue Devil head gasket sealer works on warped or cracked heads and solves leakage issues related to the freeze plugs or heater cores.
Can BlueDevil damage your car?
BlueDevil contains no solid or particulate matter, and will not clog or harm your engine. It bonds to metal, aluminum, cast, alloy, or plastic, and it’s safe and easy to use.
Does BlueDevil stop smoke work?
BlueDevil will stop exhaust smoke as well as reduce oil loss issues. It does not contain any solids and is 100% safe for all engine components. BlueDevil Stop Smoke & Engine Repair is a permanent repair, GUARANTEED.
How fast does a rear main seal leak?
#2 – Need For Frequent Top-Offs. Rear main seal leaks are known for their tendency to leak an excessive amount of oil in short order. In severe cases, a compromised rear main seal can leak as much as a quart of oil in a week’s time.
Does engine oil Stop leak work?
Do Stop Oil Leak Products Work? Yes, they do, and it’s easy to see why our Stop Oil Leak Products are so popular. They’re the fast and affordable solution for engine oil leaks.
Does rislone rear main seal work?
Will Rislone Rear Main Seal Repair work on other oil leaks? Yes. Even though it is specially designed to seal rear main leaks, it also works better than a conventional stop leak on all other engine oil leaks. This includes the timing cover seal, cam seals, O-rings and other seals and gaskets.
How many times can you use oil stop leak?
Add entire bottle of stop leak to engine oil at or between oil changes. Leaks usually stop in 200 miles or 3 days of driving. If leak continues, a second application may be required or mechanical attention is needed.
