EPA Light Sierra Standards 
Green Car Congress
APRIL 2, 2018
The US Environmental Protection Agency (EPA) Administrator Scott Pruitt announced the completion of the Midterm Evaluation (MTE) process for the greenhouse gas (GHG) emissions standards for cars and light trucks for model years 2022-2025, and his final determination that the current standards are not appropriate and should be revised.
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. 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. Brains and brawn.
Green Car Congress
APRIL 1, 2013
V-8 EcoTec3 AFM VVT DI (L83) for Chevrolet Silverado and GMC Sierra. The 2014 GMC Sierra 1500 full-size pickup truck features a new 5.3L EcoTec3 V-8 engine ( earlier post ) equipped with direct injection, cylinder deactivation (AFM) and variable valve timing to achieve EPA estimates of 16 mpg city (14.7 2014 GMC Sierra.
Green Car Congress
DECEMBER 13, 2012
V-6 EcoTec3 AFM VVT DI (LV3) for Chevrolet Silverado and GMC Sierra. The newly unveiled 2014 Chevrolet Silverado 1500 and GMC Sierra 1500 pickup trucks will deliver more power, more torque and improved fuel efficiency, partly due to a trio of all-new EcoTec3 engines designed specifically for the needs of full-size truck customers.
Green Car Congress
JULY 18, 2014
Chevrolet and GMC have confirmed a new eight-speed automatic transmission will be standard on 2015 Chevrolet Silverado, GMC Sierra and GMC Yukon Denali/Yukon XL Denali models equipped with the 6.2L EcoTec3 V-8 (L86) ( earlier post ). The 8L90 also enables numerically lower rear axle ratios, which reduce engine rpm on the highway.
Baua Electric
APRIL 23, 2024
It can ford more than 33 inches of water, and it’s been tested on the same mountain trails at the Schöckl as the standard G-Class. The GMC Hummer EV and the related Sierra EV have a CrabWalk setup for diagonal driving. It lights up a 12.3-inch inch touchscreen for infotainment, with standard Apple CarPlay and Android Auto.
Plug in America
DECEMBER 21, 2023
Working together, the EPA LDV emission and CAFE standards reduce demand for fossil fuels, save drivers money, and provide greater fuel security. New Mexico adopted the Advanced Clean Cars II standard (ACC II). Finally, we are eager to see the finalized EPA LDV standards and NHTSA CAFE standards.
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