What to do if you have bad Duramax injectors?
Here are common issues experienced when you have bad injectors. Fuel in Oil. Check Dipstick look for a surplus of oil or even smell the dipstick. When fuel is present, you can often smell it. Unfortunately, there is no good way to fix the factory LB7 Duramax injectors other than replacement.
What are the common problems with 6.6L Duramax?
9 Common 6.6L LB7 Duramax Problems. 1 1. LB7 Duramax Injectors. The most notorious LB7 Duramax problem is their original injectors. Even GM acknowledged their problems when they corrected 2 2. Lack Of A Fuel Lift Pump. 3 3. Fuel Filter Housing O-Ring Leaks. 4 4. Water Pump Failures. 5 5. Overheating.
What is the balance rate for a Duramax LB7 injector?
Since we see many people online searching for “lb7 injector balance rates”, “duramax injector balance rates”, “lbz injector balance rates” and many more phrases along those lines… we wanted to put together a great explanation to help bring some clarity to everyone. To start, let’s briefly touch on what a balance rate is.
Which is GM Duramax LLY fuel injector do you use?
The BD-Power 1715504 Remanufactured Fuel Injector for your 2004.5-2005 GM 6.6L Duramax LLY is a direct replacement for your factory injector. BD-Power is one of only a few shops with the capability, the know-how and equipment to fully test and rebuild common rail injectors.
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.
What causes LLY Duramax injector harness to Chaf?
As LLY Duramax trucks on the road are only getting older, more and more are being found to have injector harness chafing. Vibrations, heat, and just general wear and tear cause the injector harness to rub against other vehicle components until the wiring gets exposed.
Are there any problems with the Duramax diesel engine?
Overheating issues with the Duramax diesel seems to be a hit-or-miss problem; some owners experience it, while others never will. Regardless, it’s more common with the Duramax than other engines.