Quick Answer: Does BlueDevil Oil Stop Leak Work?

Will Stop Leak hurt my transmission?

no they dont work.

Not for any leak that is actually needing to be fixed.

Most stop leak has chemicals that will swell up the rubber seals which may temporarily stop a leak, but as the rubber seals swell up, they will quickly deteriorate to the point of being completeley ruined within days of using the stuff..

How serious is a timing cover leak?

When a timing cover becomes damaged and does not properly seal with the engine block, dirt and debris can enter the engine; especially in critical areas like the crankshaft or camshaft. When this happens, the engine may run rough. If the problem is not fixed soon, it may result in complete engine failure.

What does Blue Devil Oil Stop Leak do?

Product description BlueDevil Oil Stop Leak seals engine oil leaks permanently. It is non-clogging and will not harm your engine.

Does Lucas Engine Oil Stop Leak really work?

Lucas stop leak actually works. Now you can’t expect it to work on a mechanical failure like rotted oil pan and broken gasket but it will stop or slow down seals and gaskets that are drying out or starting to fail.

Can you lose oil without a leak?

Oil’s viscous properties means it leaves big, obvious, black puddles under your car. But a very small oil leak could cause the engine to lose a small amount of oil over time without any other symptoms. … You’d see no visible leak and no smoke that would otherwise tip you off to a problem.

Can you flush out stop leak?

Flush the cooling system to remove as much of the sealant as possible by inserting a water hose into the top of the radiator and running water through it constantly until any and all debris is loosened and the water runs clear.

How long does Blue Devil Oil Stop Leak take to work?

Can BlueDevil be used for timing cover oil leaks? For a timing cover leak, we recommend using the BlueDevil Oil Stop Leak. You should expect to see results after about 150-250 km of driving.

Can Oil Stop Leak damage my engine?

Oil leak stop additives by themselves are not bad for engines. … If you go the additive route then get Lucas Engine Oil Stop Leak, if that doesn’t work I would change the oil to a high mileage and add the Lucas stuff in, but don’t overfill the crankcase with too much fluid that will cause oil to leak out.

How long does Oil Stop Leak last?

Liqui Moly Oil Leak Stop The sealing action will last for about 370 to 500 miles, which gives you enough time to drive to a service station and get the leak fixed. The fluid improves engine oil stability at high engine speeds and its viscosity at high temperatures.

How long does it take for Blue Devil rear main sealer work?

30-45 daysJust be patient and give it 30-45 days to work.

Is Blue Devil bad for your engine?

Is Blue Devil Bad for Your Engine? The answer is a resounding no. And if you are wondering about the safety of using other brands of rear main seal conditioners and stop-leak products like Bar’s Leak or Justice Brothers, don’t worry.

Does Blue Devil Engine Oil Stop Leak work?

Blue Devil Oil Stop Leak – Editor’s Pick BlueDevil Oil Stop Leak is yet another powerful oil leak stopper. It works by closing up worn seals and gaskets. BlueDevil is safe for most engines. It is also very easy to use.

What is the best engine oil stop leak product?

1 Lucas Oil 10278 Engine Oil Stop Leak. Lucas Oil has a strong reputation for creating products that help to protect the car engine. … 2 AT-205 ATP Re-Seal Leak Stopper 8oz. … 3 Bar’s Leaks 1040 Grey Rear Main Seal Repair Concentrate. … 4 BlueDevil Oil Stop Leak. … 5 NO LEAK 20401 Engine Oil Stop Leak.

Is it worth fixing a rear main seal?

Although you don’t need to get it fixed right away, the sooner you fix the rear main seal, the sooner you are going to have a high-functioning vehicle that won’t cause any future problems. … Also, you will protect your vehicle from the leaking oil, which can cause damage and corrosion to inside parts.

Is Blue Devil a permanent fix?

So at this point, problem is 100% fixed. Blue Devil did the job as advertised and I’m a happy customer so far. This is supposed to be a permanent repair so real proof will be how it holds up over time, including the upcoming winter.