The Vortec 4200 inline-6 outperformed its size, and even though it was used in SUVs from GM and Chevrolet, its existence has ...

General Motors (GM), with its extensive history in the automobile industry, has often collaborated with other manufacturers. This strategy sometimes involved sharing engines across different models, ...

Yorch Glez ditched his Chevy Silverado 5.3L V8 for the Silverado 3.0L Duramax and regrets it! He's considering going back. Is ...

The 383 doesn't overheat like the 400 and provides more power than a 350. Being the "just right" Goldilocks of muscle-car plants explains its popularity.

Today, the V8 engine is often turbocharged for use in various high-performance cars and SUVs, though just a few automakers ...

Having worked through the data, we may have just found the most reliable diesel engine going into 2026. As it stands, there ...

The 4-cylinder engine seems less romantic than the larger V6 and V8, but don't sell it short. It has edges over its bigger ...

Certain units of the 2022 Chevy Malibu may experience an issue that could cause the vehicle's turbocharger to fail. GM will ...

The ICE-powered Blazer will once again return for 2026 with a slew of notable updates, and now, GM Authority is diving into the 2026 Chevy Blazer pricing info.

Chevrolet has a deep catalog of iconic nameplates, and while it has seen fit to bring plenty back to life, there area few ...

A 2022 Chevy Silverado with 47k miles passes the L87 6.2 recall with "flying colors" after a 0W-40 full synthetic change. The owner reports higher oil pressure at idle. Is your truck next? A 100k ...

Now with six cylinders and two turbochargers, is the 2025 Ram 1500 able to take on the classically V8-powered Chevrolet ...