What causes blow by in a Duramax?

Blow-by is an issue that can be caused by different things in you 6.6L Duramax. Cause: Fuel, air, and moisture forced past the rings into the crankcase.

How do you fix a diesel blow by?

Engine blowby can be reduced by following 2 steps : Step 1 Simply add FTC Decarbonizer in with the diesel . Step 2 Use Flushing Oil Concentrate when completing an oil change. “To fix engine blow by, FTC Decarbonizer is added to the diesel at each fill, and you literally just drive the engine clean!

What to do about a Duramax 6.6 LB7 engine?

If you are having a problem with your 2001-2004 Duramax 6.6 LB7 diesel engine, please feel free to give us a call. We carry a full line of repair and performance parts for these engines that we install in our shop on a regular basis. Odds are we have run across your problem before and would be glad to help. Call us at 1-877-367-9351.

When did the 6.6 Duramax Diesel come out?

Granted diesels back then kind of sucked, but none the less they have been doing it for quite some time. In 2001 they introduced their all new 6.6 Duramax, which was built with the help of Isuzu. Since then they have continued to modify the 6.6 Duramax to suit the current needs.

What kind of emissions system does a 6.6 Duramax have?

However, with the new emissions systems on modern diesels the longevity of the engine has decreased. The 6.6 Duramax has a few emissions systems that almost everybody ends up deleting: Diesel Particulate Filter – Also known as DPF, is basically like an extreme catalytic converter.

Are there any problems with the Duramax V8 engine?

Early on, customers came forward complaining of severe overheating, and in some situations, blown head gaskets. Initially GM denied it was a problem, but after being sued by a consumer group, GM relented and included overheating and blown head gaskets as a warranted item. The following trucks use the LB7:

Are there any problems with the Commons 6.6L Duramax Diesel?

Common Problems with the 6.6L Duramax Diesel. The 6.6L Duramax has been in production since 2001 and has proved, on a large scale, to be a relatively reliable and durable platform. While various versions of the engine have surfaced over the years, all generations of the Duramax are based on the same foundation.

What kind of problems does a Duramax engine have?

The 5 Most Common LB7 Duramax Engine Problems 1 Fuel Injector Failure 2 Water Pump Failure 3 Fuel Filter Housing O-ring Leaks 4 Blown Head Gasket 5 Overheating (fan clutch problems, radiator gunk)