Clean Fleet Report

MARCH 30, 2021

The 2021 GMC Sierra 1500 Duramax 4WD Crew Cab AT4 CarbonPro showed-up in my driveway and the neighbors took notice. Power and Torque and Fuel Sipping. recently drove the 2021 GMC Sierra 1500 4WD Crew Cab AT4, powered by a 3.0-liter The well laid-out interior uses upgraded materials, many of which rival the high-end GMC Denali.

Sierra 97

Sierra GMC Fuel Economy MPG 97

Green Car Congress

DECEMBER 11, 2010

NaturalDrive has obtained model year 2011 certification from the California Air Resources Board (CARB) and the US Environmental Protection Agency (EPA) for its dedicated compressed natural gas (CNG) alternative fuel system for General Motors full-size vans. Earlier post.).

2011 199

2011 GM EPA California 199

Green Car Congress

JUNE 19, 2014

liter V10 and a 2010 GMC 3500 Savana Cutaway 6.0-liter Hydraulic pumps/motors and an accumulator (power storage unit) are added to gasoline, diesel, propane or CNG engines to store braking energy and use the captured energy to accelerate the vehicle, significantly saving fuel and brakes and cutting emissions.

Hybrid 275

Hybrid Emissions West Virginia Colorado 275

Clean Fleet Report

AUGUST 30, 2022

mpg on combined highway and in-town driving through Southern California. This compact pickup is smaller than the mid- and full-size trucks roaming our streets, but size alone doesn’t explain how it sips fuel. Liter gasoline engine and a 94kW electric motor. In 225 miles driving through Southern California we averaged 45.4

Ford 89

Ford Hybrid MPG Fuel Economy 89