2020 Gmc Sierra 1500 At4 Engine Options. 348 1500 rpm Torque. AT4 4dr Crew Cab 4WD 66 ft.
348 1500 rpm Torque. But back to this inline-6 it is a smooth and quiet engine. Drives2019 GMC Sierra AT4 62.
Posted November 5 2019.
There are also a few changes to the powertrain options for the 2020 GMC Sierra. Introducing the new fuel-efficient duramax turbo-diesel engine for the 2020 gmc sierra 1500 SHARE. Its obviously the most fuel-efficient powertrain for the 2020 GMC Sierra 1500. Posted November 5 2019.