is the lmm duramax a good engine

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is the lmm duramax a good engine

Consistent to its very similar LBZ counterpart, the LMM is a highly reliable engine. The DPF is a hot-spot for failure so beware that you will probably end up with a few thousand dollars of DPF/emissions repairs, however you can *illegaly* remove this potential problem by removing the DPF system.Sep 24, 2020

Is the LMM a good Duramax?

Consistent to its very similar LBZ counterpart, the LMM is a highly reliable engine. The DPF is a hot-spot for failure so beware that you will probably end up with a few thousand dollars of DPF/emissions repairs, however you can *illegaly* remove this potential problem by removing the DPF system.Sep 24, 2020

How long will a LMM 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.Dec 2, 2021

What problems do LMM Duramax have?

What are the problems that the LMM Duramax has? In short, the most common problems with LMM Duramax are low fuel pressure, crankshaft and piston failure, Allison 100 transmission issues, leaking transmission lines as well as PDF system, and active regeneration.Jan 23, 2022

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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.Jan 11, 2012

What’s wrong with the LMM Duramax?

5 Most Common LMM Duramax Engine Problems ; Overheating transmission temps; Red fluid dripping underneath the car; Hard shifting ; P0087 engine …

What do I need to know about LMM Duramax?

The LMM Duramax refers to Chevrolet Silverado HD and GM Sierra HD trucks equipped with the 6.6L Duramax diesel engine between the years of 2007.5-2010. It was very similar to the LBZ, but it featured an all-new emissions device, a diesel particulate filter.Dec 22, 2019

Are LMM Duramax a good engine?

Consistent to its very similar LBZ counterpart, the LMM is a highly reliable engine. The DPF is a hot-spot for failure so beware that you will probably end up with a few thousand dollars of DPF/emissions repairs, however you can *illegaly* remove this potential problem by removing the DPF system.Sep 24, 2020

How many miles is a Duramax LMM good for?

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.Dec 2, 2021

What is the best year for Duramax?

The best and worst years for Duramax include the 2007 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.

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What should I look for on a LMM Duramax?

Balance rates, if good, tell a lot about a diesel engine. To get good balance rates you need good compression, good injectors, good wiring, proper tuning and a clean fuel system. If the balance rates are good then it is less likely that any other engine systems will be problematic but it isn't all there is.Mar 27, 2018

Is the LMM better than the LBZ?

LBZ is a little more roomy under the hood, the lmm is advertized at 660 torque at 1800 rpms vs the lbz at 650 BUT at 1600 rpms. The lbz will pull the hardest in stock form. Put an exhaust on the lbz and get rid of the dpf on the lmm and youl have pretty much identical performance.Jan 15, 2019

What’s the difference between the LMM and LBZ Duramax?

Both are basically the same engine, the LMM just has more emissions systems than the LBZ. but besides the injectors, everything else engine wise is basically identical. i would pick the LBZ due to less emissions stuff.Nov 29, 2017

Is the LMM a good engine?

Consistent to its very similar LBZ counterpart, the LMM is a highly reliable engine. The DPF is a hot-spot for failure so beware that you will probably end up with a few thousand dollars of DPF/emissions repairs, however you can *illegaly* remove this potential problem by removing the DPF system.Sep 24, 2020

How much HP can a LMM handle?

A Dyno-Proven, 500-Plus HP In best-case scenarios, the LMM's stock turbo, injectors and CP3 high-pressure fuel pump can support 530 to 540rwhp.Jan 4, 2021

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.Jan 11, 2012

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How much horsepower does a LMM Duramax make?

A Dyno-Proven, 500-Plus HP In best-case scenarios, the LMM's stock turbo, injectors and CP3 high-pressure fuel pump can support 530 to 540rwhp.Jan 4, 2021

How much HP can a LMM Duramax handle?

DANGER ZONE: 550 to 600-rwhp The I-beam style connecting rod found in the LBZ and LMM engines is said to be capable of handling 50 to 100 more hp than the stock rods found in the LB7 or LLY.Nov 11, 2017

Is the Duramax LMM a good engine?

Consistent to its very similar LBZ counterpart, the LMM is a highly reliable engine. The DPF is a hot-spot for failure so beware that you will probably end up with a few thousand dollars of DPF/emissions repairs, however you can *illegaly* remove this potential problem by removing the DPF system.Sep 24, 2020

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