Alternative Fuels Light Sierra 
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 Sierra 1500 AT4 was comfortable out on the road, where it shines on long distance trips.
Green Car Congress
JUNE 4, 2009
Under the agreement, CleanFUEL will distribute IMPCO’s bi-fuel Sequent system, a dual-propane and gasoline fuel system certified by the Environmental Protection Agency (EPA), for conversions of light duty General Motors and Ford vehicles to run on propane. liter GMC Sierra and Savana. GMC Yukon and Sierra.
Green Car Congress
NOVEMBER 22, 2017
The USPS operates a fleet of more than 200,000 vehicles in all areas of the United States and its territories; approximately 163,000 of these are right-hand drive, light-duty carrier route vehicles (CRVs) purchased between 1987 and 2001. Sierra Club. Environmental Law and Policy Center. Natural Resource Council of Maine.
Green Car Congress
APRIL 12, 2023
The US Department of Energy (DOE) is proposing a significant revision in its procedures for calculating a value for the petroleum-equivalent fuel economy of EVs for use in the Corporate Average Fuel Economy (CAFE) program administered by the Department of Transportation (DOT). DOE has not updated this since the June 2000 Final Rule.
Green Car Congress
FEBRUARY 14, 2013
The work, made possible by the ultrafast, ultrabright X-ray pulses at SLAC’s Linac Coherent Light Source (LCLS), is a breakthrough in studying atomic-scale transformations in photosynthesis and other biological and industrial processes that depend on catalysts, which efficiently speed up reactions. —Kern et al.
Clean Fleet Report
MARCH 24, 2025
Features include walk-up and walk-away, front and rear, choreographed lighting sequences, a tinted and UV filter-treated panoramic fixed glass roof, body color shark fin antenna, black crystal grille and graphic-etched rear quarter panel acoustic laminate glass. Apple CarPlay or Android Auto are not available on the 2025 Cadillac Optiq.
Clean Fleet Report
OCTOBER 26, 2022
The distinctive grille and Jaguar badge are framed by slim LED quad headlights and what Jaguar describes as the “Double J Blade” LED daytime running lights. The rear has slim LED tail lights that sit high above the twin rectangular chrome exhaust tips. The exterior is smooth and classy. It is a great look. The configurable digital 12.3-inch
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