Is 200 000 miles alot for a Duramax?

Duramax is the brand of diesel engine found in trucks made by General Motors which includes GMC trucks and Chevy trucks. A poorly-maintained engine can quickly fall into disrepair before it even reaches the 100,000-mile mark while a well-maintained Duramax pickup truck should last 400,000 or even 500,000 miles.

How many miles is a 2005 Duramax good for?

If you want to know how long a Duramax engine will run, you should expect it to last as much as 300,000 miles before needing any major repairs.

How many miles will a Duramax diesel engine last?

The Duramax™ 6.6L V8 Turbo Diesel Engine is sold with a warranty of 100,000 miles/160,000 kilometers. The Duramax™ has been tested to survive upwards of 200,000 miles/320,000 kilometers. The Duramax™ powertrain is designed for reliability, peak horsepower and torque within its design limits.

Is the 2005 Duramax a good engine?

Similar to the LB7, the LLY Duramax is reliable, powerful, and lacks most of the emissions found on modern day diesel trucks like the L5P. LLY Duramax trucks don’t suffer from the same injector failure problems that LB7 trucks frequently had. Instead, many LLY Duramax problems stem from overheating.

How long does LLY Duramax last?

Redesigned Injectors Most well-maintained LLY injectors last between 150,000 to 200,000 miles.

What year Duramax has injector problems?

What year Duramax has injector problems? The LB7 Duramax built from 2001 – 2004.5 is known for injector failure. The good news is the replacement injectors you purchase from us incorporate several updates to help prevent repeat failures.

What is wrong with the LLY Duramax?

Head Gasket Failure is more common the LLY Duramax than any other Dmax generation. This is largely due to the huge factory turbocharger and overheating issues caused by a poor cooling system….Fixing Blown LLY Duramax Head Gaskets.

Part	Part #
Left Head Gasket	GM 12637785
Right Head Gasket	GM 12637788

What problems does the LLY Duramax have?

The most common issues LLY owners encounter include decreased fuel mileage, overheating and poor turbo response. These symptoms result from the inlet mouthpiece of the Garrett turbocharger having to fit into a smaller engine space.

Is it worth buying a high mileage diesel?

Diesel Rule 1: NEVER buy high mileage To be clear – avoid diesel cars with over 100,000 miles on the clock. Just avoid them. Really. They will cost you money, time and hassle.

What year is the LLY Duramax?

2004
The 6.6 liter LLY Duramax V8 engine was introduced during the 2004 model year as a replacement to the LB7 Duramax V8.