Can you replace a rear main seal without removing the transmission?

Generally, there is no need to remove the battery, as you are not going to remove the transmission. But, whenever you think about how to replace a rear main seal without removing the transmission, for the sake of security, take off the battery. The average cost for a rear main seal replacement is between $248 and $313.

How do you fix a rear main seal leak without removing transmission?

How To Replace A Rear Main Seal Without Removing The Transmission – Like A Real Mechanic

Disconnect The Battery. Generally, there is no need to remove the battery, as you are not going to remove the transmission.
Remove Driveshaft & Flexplate.
Remove the Rear Main Seal Hood.
Remove The Crankshaft Seal.

Is the rear main seal part of the transmission?

What Does the Rear Main Seal Do? The seal is located where the engine’s crankshaft connects to the transmission. This is a part of the vehicle where there is a lot of action happening to make it run. This is where power from the engine is transferred to the transmission.

Should I replace rear main seal when replacing transmission?

For the cost of the seal it’s a good idea. Those who have replaced then developed leaks i would bet didn’t install the seal properly or diagnose an excessive wear condition that would prevent the seal from seating.

How hard is it to replace a rear main seal?

Its’ Hard. Replacing a rear main seal is time consuming, requires special knowledge of your vehicle and the use of special tools if you are going to do it correctly and without placing you or your vehicle in danger.

What happens when a rear main seal goes bad?

If the seal tears or cracks at all your crankshaft rotation can cause the seal to get torn up very quickly causing a very fast leak. A fast leak can lower your engine oil level to dangerous levels very quickly and dangerously low oil levels can lead to permanent engine damage.

How many hours does it take to replace a rear main seal?

The repair time for removing the transmission and replacing the rear main seal is 16 hours. Or two days of work. Some shops may be a little faster or slower depending on shop equipment and experience but I would say 16 hours on average.

How long can I drive with a rear main seal leak?

First of all, the vehicle can be driven indefinitely as long as the oil level is monitored and maintained at the proper level. The seal will continue to leak. The volume of oil leaking from the seal likely will increase. Check the oil level daily.

How long does it take to fix a rear main seal leak?

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!

Can a rear main seal be replaced without removing the transmission?

You may choose to change other seals or gaskets or do any sort of engine rebuild, and then the costs of the parts can easily be accumulated up to a few hundred dollars more, in your replacement bill. So, whenever you have this question in your mind – how to replace a rear main seal without removing the transmission, follow this top-notch process.

How to change your rear main seal-YouTube?

In this video, we show you how to change your rear main seal. When this seal goes bad, it can cause oil to start leaking out from the back of the engine, and has to be replaced. You can now get your very own budget boosting window sticker! Click the link below and you will be taken to our eBay page! http://www.ebay.com/itm/251593397621?…

How to replace a rear main seal without removing the hood?

The flex plate is the last layer that covers rear main seal replacement. By removing the flex plates you will be able to unbolt the seal from the rear end. 3. Remove the Rear Main Seal Hood Now that you have taken away all the supplementary parts, it is time to remove the rear main seal.

How to seal the rear of a Chevelle?

Put a dab of sealer on the ends and ALSO a light smear on the mating surfaces of the cap and block (per the GM overhaul manual). Use the little plastic guide that comes with the new seal to keep from damaging the lip that seals to the block, which is easily damaged but necessary to seal well. Thanks everyone… Dissenting opinion.

How to replace rear transmission seal Chevy Silverado?

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Why is my transmission leaking after replacing the flex plate?

They might not have seen the leak after removing the transmission before because the rear main seal is behind the flex plate. The flex plate is not removed from the engine when the transmission is rebuilt so unless the seal was really leaking bad they just might not have noticed anything. Theres really nothing for them to make “Right”.