For starters, the 3.0L Duramax delivers 277 horsepower at 3,750 rpm and 460 lb-ft of torque at 1,500 rpm. The 3.0L EcoDiesel delivers 260 horsepower at 3,600 rpm and 480 lb-ft of torque at 1,600 ...

A '14 Ram 1500 with the 3.0L EcoDiesel and the eight-speed automatic transmission is EPA rated at 19 mpg in the city and 26 mpg on the highway, with a combined city/highway mpg of 22.

The 3.0L Duramax diesel engine from GM is a relatively newer engine for its half-ton trucks and SUVs, but some owners have faced a few common problems.

General Motors released the new 3.0L I6 LZ0 turbodiesel Duramax engine in conjunction with the launch of the 2023 Chevy Silverado 1500 and 2023 GMC Sierra 1500, offering more power and torque than ...