What kind of engine is a Duramax 6 cylinder?

This article is about the Duramax V8. For the Duramax 6-cylinder, see Isuzu 6H engine. OHV 4 valves x cyl. The Duramax V8 engine is a General Motors Diesel V8 engine family for trucks. The 6.6-liter Duramax is produced by DMAX, a joint venture between GM and Isuzu in Moraine, Ohio.

Why is the Duramax LBZ the most sought after engine?

The LBZ is one of the more sought after Duramax engines due to its strength, reliability, and being pre-emissions ( DPF appeared on the next generation LMM in 2007). Cylinder block casting and machining changes strengthen the bottom of the cylinder bores to support increased power and torque

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:

What kind of cylinder head does a Duramax LB7 have?

It is a 32-valve design with high-pressure common-rail direct injection and an experimental composite design cylinder head. The most common issue with the LB7 is injector failure, so common that a special policy bulletin was issued (#04039B).

What’s the mileage on a Duramax 6.6 diesel?

Usually for a diesel these are typically “just broken in miles” but I havent owned a Duramax before so not as familiar with them as I’am a cummins or 7.3 powerstroke. Any tips or info is much apprecitated! Love my current 6.0 but the mileage is terrible, usually average about 10.

What kind of truck is a 2003 Chevy Duramax?

2003 Chevy duramax diesel, 2500 hd, lt model, crew cab 6.6 bed, great truck running like new, must sell because moved to city and no room! 225,000 miles mostly highway. 2003 Chevy 3500 Duramax 4×4 with 69,000! This is a mint condition truck set up for towing. Has no wear on the body and is clean on the inside.

Is the Duramax 6600 a good or bad car?

: Duramax 6600 6.6L V8 Diesel Purchase a 2003 6.6L Good or Bad?? So I currently have a 2003 Chevrolet 2500HD Crew Cab 6.0L Vortec with 111,000 miles that I’am considering trading in for a 2003 Chevrolet 2500HD Extended cab 6.6L Duramax with 113,000 miles.

What kind of engine does a 2003 Chevy 2500HD have?

So I currently have a 2003 Chevrolet 2500HD Crew Cab 6.0L Vortec with 111,000 miles that I’am considering trading in for a 2003 Chevrolet 2500HD Extended cab 6.6L Duramax with 113,000 miles. I believe these to be a pretty solid engine and tranny combo but wondering if there is anything I should look out for when driving it, common issues, etc?

What are the most common 6.6L LB7 Duramax problems?

What Are The Most Common 6.6L LB7 Duramax Problems? The LB7 Duramax engine made its debut on Chevrolet and GMC HD trucks in 2001. These diesel engines are where the Duramax started, and they have been so successful that the Duramax are still used in GM HD trucks today.

Is the 6.6 Duramax dust runner a good engine?

Over the last 15 years the 6.6 Duramax has gone through quite a bit of changes. It makes way more power than it used to, but it also has more complex emissions systems. They are all very good engines that will last you 300k miles easily. Let me know what you think of the 6.6 Duramax in the comments below!

What kind of oil do I need for a 6.6L Duramax?

Oil selection guide and viscosity chart for all model year 6.6L Duramax diesels in addition to oil change procedures. A full synthetic 15W-40 engine oil is recommended for engines operating above 0 degrees F while a 5W-40 engine oil is required for engines operating in weather conditions below 0 degrees F.

When did the Duramax 6.6L V8 come out?

lb7: 2001-2004 The LB7 is the original production 6.6L Duramax V8. Following success with the performance and reliability of the LB7, this engine became the building block of the Duramax line all the way up until today.

What is the first year of the Duramax?

The LB7 Duramax was first introduced for the 2001 model year as General Motors retired its 6.5L Detroit diesel. In every possible way, the Duramax was superior to the outdated Detroit and marked a revolutionary turning point for GMC and Chevrolet pickups in the diesel marketplace.

How many horsepower does a Duramax Diesel have?

Duramax Horsepower & Torque by Model Year and Engine Variation Model Year Duramax Model 2012 LML 2013 LML 2014 LML 2015 LML

How to repair a LB7 6.6 Duramax engine?

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 GMC Duramax LB7 come out?

Duramax LB7 Specs & Info. The LB7 Duramax was first introduced for the 2001 model year as General Motors retired its 6.5L Detroit diesel. In every possible way, the Duramax was superior to the outdated Detroit and marked a revolutionary turning point for GMC and Chevrolet pickups in the diesel marketplace.

What do you need to know about the 6.6 Duramax?

Things like exhaust and intake are also very common mods. Diesels are known for being able to chug along for millions of miles. 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:

How many horsepower does a Duramax LML engine have?

To recap: The LB7 engine had 300 horsepower and an impressive 520 lb-ft of torque by the end of its production life. The current LML engine has an insane 397 horsepower and 765 lb-ft of torque.

When did the 6.6 Duramax dust runner come out?

6.6 Duramax: LLY. The LLY debuted in 2004, and was produced until the end of 2005. It featured many of the same components as the LB7, but with some improvements. The valve covers were modified to allow easier and cheaper repair to the fuel injectors.

Are there any issues with the Duramax pickup?

This can produce long cranks and hard starts. Glow Plug System Issues – Nearly half of the check engine lights that come in for the Duramax pickups are for glow plugs. The glow plugs burn out over time and can be a real nuisance to remove from the aluminum heads sometimes.

How much torque does a 6.6 Duramax have?

From what I can gather from diesel forums, the factory 6.6 Duramax internals can hold up to about 550rwhp, or 1000 lb-ft of torque at the tire. Thats plenty enough for basically anything you want to do.

Is the GMC Duramax compatible with diesel fuel?

The Detroit News reports that GM is now facing a class-action suit alleging its 6.6-liter Duramax engine found in 2011-2016 Chevrolet and GMC models is not compatible with US diesel fuel.

Where is the GM Duramax LLY diesel engine made?

Unsurprisingly, the issues were more severe when trucks were used for towing, with speculation ranging from restrictive air flow components to or perhaps improper maintenance of cooling components. The 6.6L Duramax LLY engine was manufactured at the GM Duramax plant in Moraine, Ohio, USA. Follow our Duramax LLY news coverage.

What kind of engine does a GMC top kick have?

1992 GMC Topkick service truck, CAT C7 diesel engine, 5+2 spd, showing 175,300 miles, Drives out nice! 1994 GMC Top Kick C6500 Tandem Axle w /18′-0″ Flatbed Dump Dump.

Are there any GMC TopKick diesel trucks for sale?

LOW MILES DURAMAX DIESEL ENCLOSED SERVICE OR DELIVERY TRUCK UNDER C D L NO SPECIAL LICENSE REQUIRED WITH ONAN DIESEL GENERATOR MULTIPLE USES OTHERS IN STOCK TO CHOOSE FROM ALL PRICED TO SELL FINAN… See More Details

What kind of truck is a 1995 GMC TopKick?

1995 GMC Topkick utility truck 55,122mi Cat Diesel 5 Sp Manual 33,000 GVWR AC/ heat 12′ Utility body Sullair Air Compressor Trailer air brakes Hitch

When did the 6.6 Duramax Detroit come out?

AM General liked the 6.2 Detroit so much that they now run the modern turbocharged 6.5L. The 6.6 Duramax engine has been around since 2001. Although it has gone under drastic changes, the architect has remained mostly unchanged.

Are there any problems with the 6.6L LLY Duramax?

Thankfully, the LB7 injector problems were resolved, but some new problems revealed themselves. Some of these 6.6L LLY Duramax engine problems stem from the fact that it has significantly more horsepower and torque compared to the original Dmax.

Which is better a Duramax or Cummins diesel engine?

To do this, you need torque – and a lot of it! Diesel engines have the ability to produce torque on a much higher level than gas engines. How much torque is produced by Duramax or Cummins diesel engines varies greatly from engine to engine and truck to truck.

How many versions of the Duramax diesel engine are there?

All told, there are six different iterations of the Duramax diesel engine: LB7, LLY, LBZ, LMM, LML, and L5P spanning from 2001 to the present day. Each version of the engine has its own issues and quirks, and some are less problematic than others.

How much torque does a Duramax Diesel have?

How much torque is produced by Duramax or Cummins diesel engines varies greatly from engine to engine and truck to truck. For example, a 2018 GMC Sierra HD with a Duramax 6.6-liter diesel produces 910 pound-feet of torque.

What kind of engine is a Duramax 6 cylinder?