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GM reporting Duramax Diesel powertrain issues caused by aftermarket software; non-GM software voids powertrain warranties

Green Car Congress

The bulletin outlines software identification and power-up hardware detection procedures, and recommends that such procedures be carried out whenever a “hard part failure” is observed on internal engine, transmission, transfer case, rear axle assembly, or exhaust after-treatment system that is under warranty.

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Study finds noble metal clusters can enhance performance of catalysts and save resources

Green Car Congress

Researchers at the Karlsruhe Institute of Technology (KIT) have demonstrated that noble metal atoms may assemble to form clusters under certain conditions. These clusters are more reactive than the single atoms and, hence, exhaust gases can be much better removed. Graphics: Florian Maurer, KIT). —Jan-Dierk Grunwaldt.

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Chevrolet previews Spark EV Tech Performance concept, other performance concepts including Cruze Diesel for SEMA

Green Car Congress

Features include: A Stage Kit, cold-air induction and a high-flow exhaust system allow the 1.4L Turbo Stage Kit with high-flow exhaust; Chevrolet Performance cold-air induction; Chevrolet Performance suspension kit with lowered ride height; Chevrolet Performance brake package with Wilwood front calipers; and.

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KIT researchers developing low-pressure carbonitriding process for hardening steel with methylamine; applications in downsized engines

Green Car Congress

A team at the Karlsruhe Institute of Technology (KIT) is developing a new low-pressure process for hardening steel using methylamine. The KIT researchers, along with their colleagues at Bosch, presented the process in a recent paper published in HTM - Journal of Heat Treatment and Materials. ethyne or propane.

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$55,000 Kit To Build Electric Camaro Offered By GM

Green Car Reports

It's like carmakers didn't think of what people might want to do with their cars--engine, gearbox, exhaust, filters, fuel tanks--they're all just lumps of metal getting in the way of a proper powertrain. Home-converting a car to electric power would be so easy were it not for all those inconvenient drivetrain parts you have to remove.

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VW introducing 1.8L EA888 Gen 3 engine in 2014 Jetta, Passat and Beetle; driving impressions

Green Car Congress

Key advances for Gen 3 are in weight reduction, friction reduction, and the internal exhaust cooling system. Like its predecessor, the engine has a cast-iron cylinder block and an aluminum-alloy cylinder head which now has the exhaust headers cast integrally. Integrated exhaust manifold with cooling. Click to enlarge.

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Toyota Shows Surfrider Camry Hybrid CNG, Two Modified Prius Hybrids at SEMA

Green Car Congress

The exterior of the vehicle was given a sportier concept look with the installation of an aggressive body kit featuring a custom front grill and unique rear bumper that covers the tail pipe and exhaust system. The kit includes a front lip spoiler, side skirts, and a rear lower valance. coefficient of drag.