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New 1.0-litre turbo for Vauxhall Adam

A frugal new 1.0-litre SIDI three-cylinder turbo petrol engine will go on sale in the Vauxhall Adam city car in 2014, following its debut at next month’s 2013 Frankfurt Motor Show. The new low-emissions unit – a rival to Ford’s 1.0 Ecoboost engine in the Fiesta and Focus – will deliver “impressive fuel economy and CO2 emissions significantly lower than 100g/km”, according to Vauxhall. On Bing: see pictures of the Vauxhall Adam Find out how much a used Vauxhall Adam costs on Auto Trader The current Adam range is powered by 1.2- and 1.4-litre petrols.

Porsche Panamera plug-in hybrid set for 2014

Porsche AG will build a plug-in hybrid version of the Panamera sedan starting in 2014, sources familiar with the situation said last week. The plug-in hybrid likely will come to the United States, but the timing is unclear, a source said. Volkswagen AG, which owns 49.9 percent of Porsche's sports car business, will roll out plug-in hybrid versions of the Audi Q7 crossover and European-sold VW Passat starting in 2014 or 2015, a source said.

How Lexus execs rescued the GS sedan

Eighteen months ago, Toyota had all but scrapped its plans for the redesigned Lexus GS 350 sedan that was unveiled in Monterey, Calif., last week. At the time, the company was pouring engineering resources into resolving its unintended acceleration crisis and was busy changing quality and safety procedures. Plus, the GS' underwhelming sales in the United States and Europe made for a weak business case against the Mercedes E-class and BMW 5-series.