Fleet MPG Sierra 
Green Car Congress
OCTOBER 23, 2014
GMC Sierra and Chevy Silverado trucks for each fleet were upgraded to run on either natural gas or gasoline using the new DuraDrive DI natural gas system, supplied by Utah-based AGA Systems. During EPA testing the DuraDrive DI set a record for efficiency on an eight-cylinder natural gas truck, achieving 23 mpg (10.2
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. Clean Fleet Report. recently drove the 2021 GMC Sierra 1500 4WD Crew Cab AT4, powered by a 3.0-liter Weighing in at 5,640 pounds, the Sierra 1500 AT4 has a maximum payload of 1,810 pounds and can tow 8,800 pounds.
Green Car Congress
JULY 31, 2013
Silverado 2500HD and 3500 HD and Sierra HD). The Ford F-150 averages 23 mpg on the highway (10.2 Businesses and fleet customers have been asking Ford to make F-150 available with CNG capability to take advantage of the fuel’s low price and clean emissions. —Jon Coleman, Ford fleet sustainability and technology manager.
Green Car Congress
JANUARY 18, 2017
General Motors is expanding its portfolio of B20-capable vehicles to include cars and crossovers, and will field the industry’s most expansive lineup of diesel-powered vehicles in 2017, John Schwegman, director of commercial product and medium duty for GM Fleet, announced at the National Biodiesel Conference. GM Fleet ’s Biodiesel Options.
Clean Fleet Report
MARCH 24, 2025
Observations: 2025 Cadillac Optiq EV General Motors is on a roll, having announced or released several battery electric vehicles, including the GMC Hummer and Sierra, Chevrolet Silverado , Equinox and Blazer , the Cadillac Lyriq , Escalade IQ and Escalade IQL. The post Flash Drive: 2025 Cadillac Optiq first appeared on Clean Fleet Report.
Green Car Congress
AUGUST 4, 2009
Retail sales were down 9% while fleet sales declined 47%. GMC sales increased 8%, led by Sierra, Canyon and Yukon XL. Monthly sales of hybrids. Click to enlarge. General Motors. GM dealers delivered 189,443 total vehicles in July, a 19.4% decline year-on-year by volume. However, the July results were the largest in ten months.
Clean Fleet Report
OCTOBER 26, 2022
Clean Fleet Report drove the 3.0-liter liter mild hybrid produces 335 hp and has an EPA rating of 20 mpg city/27 highway and 22 combined. mpg, which was a nice surprise for such a powerful engine. Clean Fleet Report drove the F-Pace R-Dynamic with the Hot Climate, Premium Upgrade Interior, and Black Exterior Packages.
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