Why do the LB7 injectors fail?

Why do LB7 injectors fail? - Competition Diesel

Entrained air, poor filtration, water, and poor design all contribute. Bosch specs a 3micron filter, most ACDelco and aftermarket replacements are 7mic.

lb7 injector problems and fixes? - Duramax Forum

You may still need injectors but between the dirty fuel system and electrical problems you can bet the injectors wont fix everything. -Aaron-.

Duramax LB7 Injector Failure Explained - Diesel Insights - YouTube

... problem. The other issue is that the injectors are located under the valve covers requiring a hefty price tag to fix. Nick also describes ...

Why do the LB7 injectors fail? [Archive] - TheDieselPage.com Forums

There is not a casting flaw just severe environmental conditions. The condition was corrected by Bosch and GM and the important thing to ...

lb7 injector failure cause? - Diesel Place

He claims that the lb7 injector problem is caused a seeping head gaskets that let water seep into the injectors which causes them to corrode and ...

How to Diagnose and Repair 2001-2004 Chevy Duramax LB7 ...

If you own a 2001 to 2004 LB7 Duramax powered rig, there is a pretty good chance the injectors have already been replaced at some point, but ...

Actual reason for lb7 injector failure | DuramaxDiesels.com

I know it's been asked before but does anyone have any actual hard evidence as to why the injectors fail so frequently?

Replacing LB7 Duramax Injectors - NW Fuel Injection

Poor quality fuel will cause premature injector failure. How to replace Duramax fuel injectors. The process changes from model year to model year and is complex ...

Why do the LB7 injectors fail? - TheDieselPage.com Forums

Default. High pressure plus small particles equals damaged injectors. Also, one of our GM reps once said that you would expect to replace the injectors at ...

Advice on problem. Lb7 injectors. : r/Duramax - Reddit

The first time I did my injectors, I went with new hoses to / from FICM and the fuel filter housing. I also put in new OEM injector lines and ...

LB7 injectors are known to fail - but why? DT's Nick Priegnitz...

No photo description available. PPEI. Automotive Service.

Signs Your LB7 Injectors Need Replacement: A Detailed Look at ...

Another symptom of failing LB7 injectors is engine misfires and rough idling. When the injectors are not functioning correctly, the engine may ...

Bad LB7 Injectors? Do the Job Right The First Time!

The problem is the gamble you take. You may save $1,000 - $2,000, but in a few months you notice your injectors are out of balance or some type ...

How to Overhaul Duramax LB7 Injectors - MotorTrend

The biggest issue with '01-to-'04 and 1/2 LB7 engines is their fuel injectors' propensity to fail ... Diagnosing bad injectors on a 6.6L Duramax ...

Do all LB7 injectors go bad? - Diesel Place

Yes, they all will fail. Its just some fail more often than others. Some go for 250K miles on the origanals where others can't get 100K. There ...

Avoid LB7 Duramax Injector Leaks - YouTube

LB7 Duramax engines are very prone to leaking on the injector return line ... Duramax LB7 Injector Failure Explained - Diesel Insights.

Duramax Diesel Fuel Injectors: Signs of Failure

High Pressure/High Temperature: These can degrade your fuel and leave deposits in pumps and injectors, which lowers the lubricating ability of ...

LB7 Diesel Fuel Injector | Dieselogic

However, as with all good things, the one prominent issue with the LB7 is that its injectors are vulnerable to failure. ... How long do LB7 ...

Why You Should Install SAC00 Injectors In Your Duramax

However, the LB7 Duramax had one notable flaw, less than reliable fuel injectors. Due to a poor design, they were notorious for failing with less than 50,000 ...

LB7 injector problem cure - Competition Diesel

... has anyone found a way to cure the lb7's problems associated with the injectors? I ... injector that's less prone to fail? I know its ...