Quick Answer: How Many Miles Will A Duramax LML Last?

Should I buy a diesel with 200k miles?

High Mileage Generally speaking, diesel trucks are sold with higher mileage than the typical used vehicle.

It is not uncommon to see a used diesel truck for sale with over 200,000 miles on it.

Granted, diesel engines typically have better reliability than a gasoline equivalent, but high mileage remains a concern..

What is considered high mileage on a Duramax?

What is high mileage for a Duramax diesel? It depends. The truth is, there is no single mileage that is considered to be “too high”. Some Duramax owners claim that 100,000 miles marks a heavily-used engine, while others refuse to consider anything below 350,000 miles to be high mileage.

How many miles can you get out of an Allison transmission?

Like toypuller said, on a 100% stock motor, and when properly maintained they seem to pretty much last indefinitely. If you severely overpower it, you can kill it within 100 miles if you want.

What is LBZ Duramax?

The 6.6-liter LBZ Duramax V8 diesel engine was introduced midway through the 2006 model year, when it replaced the 6.6 liter LLY Duramax variant. As such, it powered Chevrolet Silverado Heavy-Duty and GMC Sierra Heavy-Duty pickup trucks through 2007, making up to 360 horsepower and 650 pound-feet of torque.

Is the LML Duramax reliable?

Honestly, even with all the emissions components intact, the LML will be reliable for many years and miles to come. There are a few ways you can get into trouble however, but that’s usually a case of self-inflicted harm from being a bit too eager with the power upgrades.

What year Duramax is most reliable?

The 2001 – 2004 model years are great on fuel, have the least emissions components, and shouldn’t give you any problems if the injectors were replaced under warranty. Avoid the 2007.5 – 2010 model year trucks if you are concerned with fuel economy.

What is considered high mileage for a diesel truck?

Heavy-Duty Diesel Vehicles An over-the-road class-8 truck will log 750,000 miles or more before it is considered “high mileage.” It’s not unusual for a truck to achieve more than 1,000,000 miles if it is serviced regularly.

Is LMM or LML better?

LML is arguably a better engine but there are issues with DEF on all makes; Ford, Ram and GM. LMM emission controls have proved to be as reliable as any.

Is 200 000 miles alot for a Duramax?

Technically a well taken care of Duramax will go past 500k miles. Now the rest of the truck may not, the engine and trans can. If you know it was well taken care of i would hop on it for under 10 grand. I would look until you find one around 150k or less tho.

What year Duramax has head gasket problems?

In the GM world, the 2004.5-2005 LLY engine seems to be the worst for having gasket failures. These years seem to have temperature issues and I believe it’s because of this, that we see these trucks more than any other Duramax for head gasket issues.

Is 100k high mileage for a diesel?

Diesel Rule 1: NEVER buy high mileage To be clear – avoid diesel cars with over 100,000 miles on the clock.

Is Duramax better than Cummins?

While the 6.7L Cummins and the 6.7L Power Stroke share the same displacement, the 6.6L Duramax is a pretty close match. … Horsepower and torque numbers are similar between the three diesel engines, but the Cummins engine leads the pack with its torque rating breaching the four-figure threshold.