We test the 2014 GMC Sierra equipped with the base 4.3L EcoTec3 V6 engine, rated at 285 hp and 305 lb-ft of torque while achieving 18 mpg city, 24 mpg highway.

GM's all-new 4.3 liter Ecotec3 V6 will be the standard engine in the 2014 Chevy Silverado and GMC Sierra. The new V6 will deliver best-in-class torque, giving the trucks best-in-class trailering.

The LS and Vortec engines are well-known to be under the hood of GM models, but there are key differences between them. Here's what you need to know.

The Detroit-based automaker Wednesday said the 2014 Chevrolet Silverado and GMC Sierra with the all-new 4.3-liter EcoTec3 V6 engine are estimated by the U.S. Environmental Protection Agency to ...

GM will boost production numbers of its HF global V6 engine at its Ramos Arizpe plant in Mexico to meet increased demand for smaller and more efficient engines from consumers downsizing from fuel ...

The ad for today’s Nice Price or No Dice CJ-5 says that its odometer is broken. It’s been restored and now sports a Vortec V6 under its hood, making any miles that came before somewhat ...

In addition to this, GM Marine introduced the Gen V 4.3-liter small-block V6 for sterndrive applications. Yup, it’s a boat engine, but it’s main design is based on granddaddy 265.

Cars 2020 Chevy Camaro V6 sales halted as GM investigates issue The automaker issued the stop-sale voluntarily, and that means no one is going home with a 2020 Camaro that sports a V6 for now.

The GM 3800 V6 may be one of the best engines from the Michigan-based manufacturer's portfolio, but it can go haywire, too, like any other reliable engine. This particular example from a 2006 ...