Remove Carbon Fiber Remove Engine Remove Gasoline Remove Sierra
article thumbnail

Road Test: 2021 GMC Sierra 1500 Duramax 4WD Crew Cab AT4 CarbonPro

Clean Fleet Report

The 2021 GMC Sierra 1500 Duramax 4WD Crew Cab AT4 CarbonPro showed-up in my driveway and the neighbors took notice. recently drove the 2021 GMC Sierra 1500 4WD Crew Cab AT4, powered by a 3.0-liter liter Duramax turbodiesel engine. Stand next to the hood when the engine is at idle, and you will be amazed at how quiet it is.

Sierra 96
article thumbnail

GM introduces CNG bi-fuel Chevrolet Silverado and GMC Sierra pickups

Green Car Congress

General Motors is introducing compressed natural gas (CNG) bi-fuel versions of the 2013 Chevrolet Silverado and GMC Sierra 2500 HD extended cab pickup trucks. V8 engine that seamlessly transitions between CNG and gasoline fuel systems. With both CNG and gasoline tanks full, the trucks offer a range of more than 650 miles.

Sierra 291