LB7 Duramax Problems and Their Solutions

Chevrolet introduces 3liter Duramax turbodiesel Engine + Powertrain


How to Fix your LLY Duramax Fuel Pressure Relief Valve (FPRV) Problem. There are three relatively inexpensive ways to solve a poorly working Duramax fuel pressure relief valve. The three FPRV fixes are installing a FPRV shim kit, replacing your FPRV with a race fuel valve, or replacing your FPRV with another OEM FPRV. 1.

Common Duramax Problems Should You Buy a Silverado Diesel?


2023 GMC Sierra 6.6 Duramax DEF problem. Truck has about 4k miles on it. I had a service message appear that read "Poor DEF quality 98 miles to reduced power 65 mph" I kinda shrugged it off in hopes that once I filled the DEF up in the truck all would likely be ok.

LB7 Duramax Problems and Their Solutions


When the engine is working hard, the turbocharger is drawing in a ton of air, and the restrictive stock turbo inlet tube can effectively choke the VGT turbocharger causing the compressor outlet temperature to skyrocket, heating up the intercooler, and ultimately raising the temperature of combustion and the coolant temp.

Common Duramax Problems Should You Buy a Silverado Diesel?


Of course, if it does happen, the improved engine immediately catapults GM's heavy-duty to head of the class for power and torque, and that probably will do the same for its position in the.

LML Duramax Problems [You'll Be Stuck If This Happens!]


Published 1 Mar 2023 Not all Duramax years are created equal. CoPilot Compare breaks down pricing and feature differences between Duramax years so you can find the sweet spot between value AND reliability. Try the Free App Duramax by Kevauto - CC-BY-SA-4.

Common Duramax Problems Should You Buy a Silverado Diesel?


6.6 Duramax Diesel Problems (6 Major Issues Solved) (2023) Table of Contents Is a 6.6 Duramax Diesel a Good Engine? 6.6 Duramax Diesel Problems 01. Head Gasket Failure 02. The Turbocharger 03. Overheating 04. Injector harness chafing 05. Water pump failure 06. EGR Problems How Can I Fix EGR Problems?

L5P Duramax Problems [How Long will it Last?]


While several possible fuel system problems exist, the 6.6L Duramax consistently has two. The first is that the Duramax does not use a lift pump but an injection pump. That can crack the fuel filter housing. Second, the engine design means air can quickly get into the fuel lines, preventing enough fuel from getting to the engine..

Is the 3.0L Duramax Living Up To the Hype? DrivingLine


What's New for 2023? The Silverado HD sees no significant changes for the 2023 model year, but Chevy has announced a styling makeover and equipment changes for 2024. Pricing and Which One to.

Common Duramax Problems Should You Buy a Silverado Diesel?


#1 I ordered a 2024 Denali and now I'm worried. Everyone that i know who got one already is having bad issues. Anyone know what's going on with the new trucks? I am reading stuff from electrical to hard part failures.

Why 3.0 Duramax problems are nothing to worry about (in general


Chevy GMC 6.6-liter Duramax diesel engine | GM. LB7, LLY. This is a common problem for these two series 6.6-liter engines. In 2006, this problem was corrected. Pumps usually run around $150. Engine overheating, blown head gaskets Chevy GMC 6.6-liter Duramax diesel engine | GM. LB7, LLY. Engine overheating is usually an issue in the summer.

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2023 6.6 Duramax problems? : r/gmcsierra r/gmcsierra • 5 mo. ago Old-Nefariousness-89 2023 6.6 Duramax problems? So, I've heard about the 2024 models having a lot of trouble after just a couple thousand miles. Is it because of a redesign or are the 2023 models having the same issues? 2 Sort by: Open comment sort options Chase_Lazer • 5 mo. ago

2023 Chevy Duramax Pictures New Cars Zone


Get reliability information for the 2023 Chevrolet Silverado 2500HD from Consumer Reports, which combines extensive survey data and expert technical knowledge.. Passwords are 6-20 characters.

11 Common 6.6 LLY Duramax Problems And How To Fix Them


However, it does suffer a few common problems such as MAP sensor failure, a weak transmission, and fuel injector failure. I'm going to discuss the important reliability changes that were made to the L5P and then jump into each of the common problems in detail. Duramax LML vs. L5P Differences

2017 GM Truck 6.6 Duramax DEF Problems P029B YouTube


Fuel system While most known Duramax problems affect specific model years, the faulty fuel system is an issue that plagues all model years. It usually starts with difficulty starting the vehicle and then transits to excessive smoke, poor fuel economy, lower RPMs, loss of engine power, and excessive noise.

3.0 Duramax LM2 & LZ0 Engine Specs, Info, History


MLRAY 16 posts · Joined 2023 #2 · Jan 18, 2023 Saw a video of a LZ0 coming a quart over filled from the factory and consuming a couple quarts in a few thousand miles. And DEF consumption was high. Although GM did say the first 19k miles it will regen often and then slow down afte that. F Farmguy 1325 posts · Joined 2020 #3 · Jan 18, 2023

How The GM Duramax Diesel LZ0 Engine Stacks Up To The LM2


GM Authority has learned that GM intends to buy back certain Chevy Silverado HD and GMC Sierra HD units back from customers due to apparent quality issues with the 6.6L L5P V8 Duramax.