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- The common 3.0 Duramax problems include high-pressure failure, exhaust gas recirculation failure, oil pump belt replacement, crank start issues, and injector failure. Fortunately, most of the issues are not expensive to repair and can be fixed by an experienced DIY mechanic.
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May 20, 2022 · 3.0L Duramax Engine Problems. Crank start issues; Oil pump belt replacement; Injector failure; Exhaust gas recirculation failure; High-Pressure Fuel Pump Failure; If you would rather consume this content via a video, check out our 3.0L Duramax Common Problems video below:
Jul 5, 2022 · But if you’re looking to get one, you should know about the 3.0 Duramax common problems that you could be facing. The issues in question include problems in cranking and with the injectors. The fuel pump or the oil pump could fail prematurely.
Jul 1, 2022 · See if there is any diesel residue under the Def cap. Also Def degrades quickly, and under cold temperatures they have alot of problems. If no diesel residue under Def cap fill it completely full, clear codes, try again. If that doesn't fix it there is an auxiliary fuse box under the hood, a smaller one on the driver side by the headlight.
- Starting Problem. The most commonly reported problem of Duramax 3.0 is no-start or long crank issues. The problem has been reported to occur after a few thousand miles of driving, while few have experienced it when the engine is brand new.
- Injector Failure. Duramax 3.0 is a direct-injection engine. Fuel is supplied to each cylinder by engine injectors. Engines with direct injection produce more particulate matter than engines with indirect injection.
- Excessive Oil Leakage Issues. A few Chevy truck owners reported oil leakage issues in their 3.0 Duramax engines. The main source of oil leakage is the rear main seal, which is a basic part of the diesel engine.
- Oil Pump Belt Issues. GM recommends routine maintenance of the oil pump belt, which is a complex procedure. Wet belts run the engine oil pump, which is always submerged in oil.
So, we’ll go through some of the most common problems with the 3.0 Duramax engine down below. 1. Injection Failure. Injector failure is also a typical problem of the 3.0 Duramax engine, and it is caused by a blocked injector or a lack of fuel from the pump.
Dec 7, 2020 · I have a 2021 Silverado 3.0 Duramax, RST. 20” stock wheels and a 3.5” rough country lift. Does anybody know what the largest wheels/offset and tires I can fit? Seems like some dealers are having trouble with the upper control arm clearing, so a negative offset will be needed.
Dec 11, 2021 · #1 · Dec 11, 2021. I’ve been looking to get a new truck and was looking at the GMC AT4 1500 with the 3.0 Duramax and was wondering if there are any problems with this motor and what else would I need to know before buying this truck, fuel economy, reliability, etc. Sent from my iPhone using Tapatalk. RickyRich. Save Share. Like.
