What generation Duramax is best?

what generation duramax is best

What generation Duramax is best?

6.6L Duramax LB7 – Overall Best Diesel Engine. The LB7 Duramax was first introduced in 2001 when GM discontinued its 6.5L Detroit diesel. The Duramax was superior in performance to the Detroit and marked an important turning point for Chevrolet pickups and GMC trucks in the diesel market.

What year is the most reliable Duramax?

The best and worst years for Duramax include the engine, widely regarded as the best, and the 2003 Chevy Engine, which was the most problematic. Now that you are all about the Chevy Duramax, you should get the best engine for your truck and avoid all the problems and bad models of the product.

What is the most reliable Duramax engine?

The LBZ is the most reliable and trouble-free Duramax engine. Which is better LB7 order LBZ? Both are good engines, but the LBZ is more reliable. You may need to replace the LB7 injector every 100k miles, while very few LBZ has an injector issue.

Which is better LBZ or lly?

there are no difference from the lly to lbz engine wise and transmission wise its exactly the same, the ecm has the tune of a 05 lly with 310hp and not the lbz which is 350hp throw a tuner on there and its not gonna matter.

What years should I not buy a Duramax?

Quick Answer: Avoid Duramax Year Models

In short, the newer model years show improved performance. The very first engine was the 6.6L Duramax LB7 that was used in the 2001 – 2004 Chevrolet Kodiak, Chevrolet Silverado, GMC Topkick, and GMC Sierra HD.

What is the most reliable Duramax engine?

The LBZ is the most reliable and trouble-free Duramax engine. Which is better LB7 order LBZ? Both are good engines, but the LBZ is more reliable. You may need to replace the LB7 injector every 100k miles, while very few LBZ has an injector issue.

What’s better LBZ or LB7?

Lb7- great fuel mileage, cheaper, sound better, injectors suck and very good throttle response. Lbz- WAY more power, quieter engine compartment (noisier injectors though), more turbo lag, factory high idle which is great, and the best part is the 6 speed alli.

Is the L5P reliable?

The L5P is considered the most reliable post-emissions Duramax made to date. With the removal of the CP4. 2 fuel injection pump and various improvements made to the block, pistons, and other internals, the engine itself is extremely capable and reliable.

What year Duramax has injector problems?

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

How many miles will Duramax last?

The Duramax engine should last up to 300,000 miles before needing major repairs if you are wondering how long it will last. The number of miles an engine can run depends on how well it was maintained and driven over its lifetime.

Is my 2006 Duramax LLY or LBZ?

the only real difference between the 06 LLY and 06-07 LBZ is HP from factory,they are built the same way and use the same programmers and have the same HP potential.. Different internal parts too, such as pistons, etc.

Which is better LB7 or lly?

LB7 gets way better fuel economy, runs cooler. I do like the automatic high idle on the LLY(with the auto start), beats walking out in the cold and flipping a switch.

What year is the LLY Duramax?

When the LLY Duramax V8 debuted midway through the model year, it had an SAE-certified output rating of 310 horsepower and 520 pound-feet of torque, with the latter growing by 85 to 605 pounds of twist for the 2006 model year.

GM 6.6 Liter LLY V-8 Duramax Turbo Diesel Engine.

Displacement:6.6L / 403 cu.in.
Assembly: Moraine, Ohio, USA

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What is the most reliable 2500 diesel truck?

Most Reliable Heavy Duty Truck Comparison

ModelConsumer Reports Ranking (higher is better)J.D. Power Brand Ranking (lower is better)
Chevy Silverado 2500 3.7 115
RAM 2500 3.7 123
GMC Sierra 2500 3.7 143
Ford F-250 2.7 130

25 May 2021

Are 6.6 Duramax reliable?

Duramax engines are extremely reliable over time; there are plenty on the road today that still runs like new even though they’re approaching or exceeding 100,000 miles!

What is high mileage for a 6.6 Duramax diesel?

As for what’s considered high mileage for specific diesel engines? According to Prosource Diesel, anything over 350,000-miles is considered high mileage for a used diesel pickup with a Cummins or Duramax engine under its hood. Anything over 350,000-miles is also regarded as high mileage for a Powerstroke diesel engine.

What is the most reliable Duramax engine?

The LBZ is the most reliable and trouble-free Duramax engine. Which is better LB7 order LBZ? Both are good engines, but the LBZ is more reliable. You may need to replace the LB7 injector every 100k miles, while very few LBZ has an injector issue.

What’s better LMM or LBZ?

LBZ does not have DPF so no urea tank to fill. LMM does have DPF. Thats the main big difference other than the body style change. DPF kills the mileage and performace on the LMM, but you can delete the dpf which is illegal but if you know someone that will pass it for inspection you will be fine.

What does LBZ stand for Duramax?

2004.5-2006 = lly. 2006-2007.5 = lbz (classic body style) 2007.5 – = lmm (new body style) if you have the new body style, you have the lmm. -Kyle.

What Duramax is a 2002?

This original 6.6L Duramax V8 turbo-diesel came to the market in a GM heavy duty pickup in 2001. Its codename was the “LB7”, and the 2002 version of the engine is rated at 300 hp and 520 lb-ft of torque.

Is a Duramax better than a Cummins?

More horsepower means faster acceleration whether you’re towing or not. The current Duramax 6.6L L5P diesel wins this category with 445 horsepower. The current 6.7L 24V Ram Cummins diesel engines produce 400 horsepower. Historically, horsepower has swayed slightly in favor of the Duramax versus the Cummins line.

What is the best Duramax engine?

For those reasons, the LBZ is our choice for the best Duramax engine. Rely on ProSource Diesel for all your Duramax aftermarket parts needs, including L5P upgrades, LML Duramax parts, LMM Duramax upgrades, LBZ Duramax upgrades, LLY Duramax upgrades, LB7 Duramax upgrades, and much more.

How many years does a Duramax engine last?

The Duramax 6.6L V8 turbo-diesel engine is nearing its 20th year of production, after debuting in 2001. Over the engine’s lifespan it has gone through 6 different engine variations: LB7, LLY, LBZ, LMM, LML, and L5P.

Are there any problems with the Duramax engine?

Instead, this generation Duramax is known for overheating issues, namely when towing heavy. In addition, high-mile versions are prone to popping head gaskets. On the plus side, the LLY featured the largest turbo offered on any Duramax engine, and it utilizes variable geometry technology for optimum spool up, mid-range and top-end power.

Why buy a Duramax?

Whether you’re after horsepower and torque, fuel economy, ride comfort or reliability, the Duramax-equipped rigs coming out of Detroit over the past decade and a half are tough to beat.