A new class action says GM uses low oil to deny Duramax engine claims. GM’s own 2024 and 2025 dealer bulletins show why a cracked oil cooler makes a neglected engine and a defective one look the same.

For most owners, General Motors' fix for a V8 that can chew through its own bearings came down to an oil change. It was a very particular oil change: 0W-40 instead of the factory 0W-20, a new oil fill ...

Joel was previously an editor at Autoblog for nearly a decade, covering cars from humble economy hatchbacks to high-end sports cars. He has extensive driving experience with plenty of track time, and ...

General Motors revealed the next-gen engines that will be used in Chevy Silverado and GMC Sierra pickups. Each of the four engine types the company designed has a 'clear role' in the company’s ...

For years, the Ford Motor Company has held the crown of having the burliest diesel in America. The high-output version of the 6.7-liter Ford Power Stroke V8 with 500 horsepower and 1,200 lb-ft of ...

When looking at the refreshed versions of the heavy-duty Chevrolet Silverado and GMC Sierra, we can’t help but think of the Fiat S76. Built in 1910, the S76 is better known as “The Beast of Turin.” It ...

General Motors is giving its heavy-duty powertrain lineup a substantial overhaul for 2027. An all-new 8.3L Duramax turbo-diesel V8 arrives with 555 HP and 1,230 lb.-ft. of torque, while the familiar 6 ...

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Earlier this week, GM dropped a brief teaser video signaling the imminent arrival of a new 8.3L V8 Duramax diesel engine. Nicknamed the Mongoose, the new 8.3L Duramax is set to challenge Ford’s 6.7 V8 ...

GM’s new Duramax turbo-diesel 8.3-liter V-8 will go into the 2027 Chevrolet Silverado and GMC Sierra 2500/3500 pickup trucks. The new engine makes 555 horsepower and 1,230 pounds-feet of torque.

GM introduces an available all-new Duramax 8.3L Turbo-Diesel V8 engine with best-in-class horsepower and torque for HD truck lineup 1. Segment-first rack-and-pinion Electric Power Steering and ...

In the world of giant turbo diesel engines, there is no replacement for displacement, at least if you're asking Ford, Stellantis, or General Motors. Following that logic, the biggest diesel engines ...