When running at 75 mph -- typical highway speed to Car and Driver, and many normal drivers -- the V8-powered model with cylinder shutdown gets 17 percent better mileage. Share on Facebook (opens in a ...

Entry V6 engines from Ford, Ram get 2 mpg better than this new Chevrolet. The Silverado's V8 matches the turbo-four on highway mileage, 23 mpg for each. Share on Facebook (opens in a new window) Share ...

The past few years have seen General Motors (GM) introduce a fresh range of gas-fueled powertrains that deliver plenty of power and reasonable fuel economy. The 2.7-liter turbocharged L3B inline-four ...

The 2.7-liter turbocharged inline-four powers all variants of the 2024 Colorado offerings, and is a versatile enthusiastic engine. However, there are varying levels of output that define each grade.