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GM 2015 Colorado and Canyon V6 mid-size pickups offer segment-leading fuel economy

Green Car Congress

The 2015 Chevrolet Colorado and GMC Canyon ( earlier post ) will offer segment-leading fuel economy for V-6 midsize pickups, based on current EPA fuel economy estimates. EPA fuel economy (mpg US) for 2015 6-cylinder pickups with automatic transmission. Equipped with a 305 hp (227 kW) 3.6L

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EPA fuel economy report finds weight and power leveling off, footprint stable

Green Car Congress

EPA recently released the latest edition of its annual report Light-Duty Automotive Technology, Carbon Dioxide Emissions and Fuel Economy Trends. The report is the authoritative reference for real-world fuel economy, technology trends and tailpipe carbon dioxide emissions, for new personal vehicles sold in the US every year since 1975.

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2015 Corvette Stingray to offer new eight-speed automatic; 5% improvement in fuel economy

Green Car Congress

The MY 2015 Chevrolet Corvette Stingray will offer a new 8-speed automatic transmission designed and built by GM. GM expects the new 8L90 eight-speed to contribute up to 5% greater efficiency, when compared to the previous six-speed automatic. EPA fuel economy test results are pending and will be announced later.

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GM to introduce strong hybrid version of Malibu; combined fuel economy above 45 mpg; leverages Volt

Green Car Congress

GM will introduce a strong hybrid version of the next-generation Malibu. Using technology from the 2016 Chevrolet Volt propulsion system ( earlier post ), Malibu Hybrid will offer an estimated combined fuel economy rating exceeding 45 mpg (5.22 Additional fuel economy benefits come from Exhaust Gas Recirculation, or EGR.

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GM uses lightweight, advanced materials to reduce weight on 2015 Colorado pickup

Green Car Congress

The 2015 Chevrolet Colorado uses engineering techniques and lightweight materials to create fuel-efficient pickup capability in a mass-efficient mid-size package. The 2015 Colorado 4x4 crew cab, which GM expects to be the most popular version of the new trucks, weighs 880 to 1,400 lbs (363 to 635 kg) less than a full-size truck.

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Tula Technology reports up to 18% fuel economy gain in GM 6.2L V8 using Dynamic Skip Fire technology; emissions benefits too

Green Car Congress

In a paper presented at the 2016 SAE World Congress, Tula Technology, developer of Dynamic Skip Fire (DSF) cylinder deactivation technology, reported significant fuel economy gains of up to 18% over a conventional GM 6.2-liter In 2015, Delphi also took a stake in the Silicon Valley-based company. Earlier post.)

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Oak Ridge-GM prototype low-viscosity ionic liquid-additized engine oil delivers 2% fuel economy improvement over 5W-30

Green Car Congress

Prototype low-viscosity ionic liquid-additized engine oil demonstrated a 2% improved fuel economy compared to Mobil 1 5W-30 engine oil (3.93% over the 20W-30 baseline oil) in standard fuel efficiency engine dynamometer tests.