Jul 19, 2022 · The 3.0 Duramax is prone to fuel injector and injection pump failure, EGR issues, and a few smaller maintenance related problems. We’re going to discuss each of these problems in detail …

Sep 8, 2025 · The 3.0L Duramax has been under the hood of quite a few GM models, but it's not perfect. Here are the most common reported problems from owners.

Jul 24, 2025 · Learn the most common GMC and Chevy 3.0 Duramax problems, their causes, and what you can do if your diesel vehicle has persistent issues.

Sep 16, 2025 · The 3.0 Duramax represents GM’s ambitious entry into the half-ton diesel market, offering impressive fuel economy and performance capabilities. However, the engine has …

1 day ago · A GMC owner exposes a 3.0L Duramax nightmare. Engines seizing at 6k miles, no loaners, and a denied buyback. If you own a 2023-2025 Sierra Diesel, you need to read this warning about …

Nov 18, 2024 · From getting the motor to start to catastrophic oil leaks, here are three of the most common problems drivers report with the 3.0L Duramax diesel engine. One of the most pervasive …

Dec 21, 2024 · Cracked transmission body housing in April of '24 that took it down for 2mo's. Several recalls and a new 4WD actuator in October '24 (1 week at the dealer). And now it'll be getting a …

Explore common GMC 3.0 diesel problems, from engine issues to technical glitches, and find expert repair tips for your GMC Duramax.

Aug 25, 2025 · Below, we’ll discuss key fuel system problems, including injector malfunctions, fuel pump failures, and contaminated diesel concerns. Injectors are critical for delivering fuel to the engine. …

Dec 4, 2025 · The 3.0 Duramax engine, a turbocharged inline-six diesel powerhouse, has made waves in the automotive world since its introduction. Designed primarily for light-duty trucks, this engine …