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

Green Car Congress

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. Chevrolet expects EPA fuel economy estimates for Colorado this summer. Based on current GM testing, the standard 2.5L The short-bed crew cab is 212.76

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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. The engine also features Chevrolet’s first application of Exhaust Gas Heat Recovery, or EGHR, technology, which uses exhaust heat to warm the engine and cabin. Additional fuel economy benefits come from Exhaust Gas Recirculation, or EGR.

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GM: new Sierra 5.3L V-8 EcoTec3 highway fuel economy tops Ford EcoBoost V-6

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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 Source: GM, Ford, Model Year 2013 EPA Fuel Economy Guide. V-8 engine, which is an $895 option, according to GM. EcoTec3 V-6 is standard. Power (hp).

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GM to Offer Chevy, GMC CNG and LPG Vans for Fleets

Green Car Congress

GM will offer Compressed Natural Gas (CNG) and Liquefied Petroleum Gas (LPG) powered versions of the Chevrolet Express and GMC Savana full-size vans to fleet and commercial customers beginning later this year. GM’s proven Vortec 6.0L Leveraging the same Vortec 6.0L

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GM debuts 2014 Stingray; direct injection, cylinder deactivation, CVVT contribute to more power and reduced fuel consumption

Green Car Congress

GM staged the debut of the all-new, 7 th generation Chevrolet Corvette Stingray on the eve of the Detroit Auto Show. The 2014 Corvette Stingray is the most powerful standard model ever, with a new LT1 6.2L An available dual-mode active exhaust system offers a 27% improvement in airflow. 2014 Corvette Stingray. Click to enlarge.

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Chevrolet Cruze Eco achieves EPA-rated 42 mpg on highway

Green Car Congress

The non-hybrid 2011 Chevrolet Cruze Eco delivers an EPA-estimated 42 mpg on the highway (manual transmission models), with city fuel economy of 28 mpg. Cruze’s engineers focused on aerodynamic performance (with some improvements derivative of GM’s work with the Volt), mass optimization and powertrain enhancements. Aerodynamics.

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CNG Process for GM Full-Size Vans Nears Completion; PCI Providing the Fuel System

Green Car Congress

The CNG vehicle uses GM’s Vortec 6.0L V8 engine, modified with hardened exhaust valves, and intake and exhaust valve seats for improved wear resistance and durability with gaseous fuel systems. These hardened engines will be assembled into the Chevrolet Express and GMC Savana vans at GM’s Wentzville, Mo.

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