Some engines are more popular than others. For example, the pre-emissions Duramax engines made between 2001 and 2007 are highly sought-after for superior reliability.
How long do LML Duramax injectors last?
The average lifespan of a diesel fuel injector is around 100,000 miles.
Is the 6.6 L Duramax reliable?
Duramax Engines have an excellent reputation for reliability. Each model year is associated with problems, especially when the engines reach 100,000+ miles. However, while Cummins engines may continue to edge out Duramax in terms of overall reliability, Duramax fans love their higher horsepower.
How reliable is a 2014 Duramax?
Duramax engines are extremely reliable over time; there are plenty on the road today that still run and are like new even though they’re approaching or exceeding 100,000 miles!
What year Duramax is most reliable? – Related Questions
What are common issues for LML Duramax?
LML Duramax emissions included a new Selective catalytic reduction system. Early LML Duramax trucks 2011-2012 have well-documented issues with Nitrogen Oxide (NOx) sensors that are a part of this SCR system. Other issues have also occurred regarding the DEF system. Emission repairs are often expensive!
Should I delete my LML Duramax?
Additionally, the DPF system can clog, and so on. Outside of expensive repairs these emissions systems also create a lot of backpressure in the exhaust system which is bad for the turbocharger. For both preventative maintenance and performance reasons, deleting the Duramax LML DPF system is popular.
Is 200 000 miles alot for a Duramax?
Even when used extensively for towing and hauling, Powerstroke, Cummins and Duramax diesel trucks typically last well beyond 100,000 miles. Because of that, it’s not uncommon to see diesel pickups with 200,000 and even 300,000 miles commanding good resale values on the used truck market.
What year Duramax has fuel pump problems?
GM intentionally put a defectively designed CP4 fuel pump in every one of its 2011-2016 Duramax diesel trucks—and, as the court noted today, from mile one it will begin to fail. There is no fix.
Is 2014 Silverado a good year?
The Silverado had been a good choice for years and the redesigned 2014 model was an even better performer than previous models. Handling is more carlike and the cabin is as quiet as a luxury car’s. An assist system makes the tailgate easy to lift and prevents it from dropping open, easing cargo-handling duties.
What problems does the 6.6 Duramax have?
Most Common 6.6-liter Duramax Problems
- Issues With the Fuel Lift Pump. Duramax diesel engines use a direct injection fuel system.
- Water Pump Problems Are Common. Newer Duramax engines come equipped with water pumps that have plastic impellers.
- Duramax Engines Are Notorious For Fuel Injector Problems.
Which Duramax to avoid?
The Duramax has a long history. We recommend avoiding any GM vehicle equipped with the 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, and 2010 Duramax engines. In short, the newer model years show improved performance.
Why is Duramax better than Cummins?
Their high horsepower and torque outputs directly compete with Cummins engines, as well as PowerStroke. In addition to durability, Duramax engines are known for their quiet performance. The Duramax LP5 in particular is 38% quieter than previous versions.
What’s the most reliable diesel truck?
10 Most Reliable Diesel Pickup Trucks You Can Buy Used
- 8/10 2007 Chevrolet 3500HD.
- 7/10 1993 Dodge W250.
- 6/10 2018 Dodge Ram 3500.
- 5/10 2020 Ford F-350 Super Duty.
- 4/10 2017 Nissan Titan XD.
- 3/10 2020 GMC Sierra 1500.
- 2/10 2020 Chevrolet Silverado 1500.
- 1/10 2018 Ford F-150.
Which diesel truck lasts longest?
Longest Lasting Diesel Engines
- Cummins B-Series. Cummins has been producing diesel engines for many years, and the B-series is probably the best engine that Cummins serves up.
- Caterpillar C-12.
- International Power Stroke.
- Dodge Ram HD.
- Dodge W250.
- 1999 Ford Super Duty.
- 2008 Ford F-250.
Is a Duramax better than a Cummins?
Cummins Vs.
The Duramax leads with horsepower, but the Cummins is the king of torque with numbers up to 1,000 ft-lbs depending on the truck. Let’s take a look at some other specs.