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Concept Car of the Week: Saab Aero X

In January 2005 Bryan Nesbitt, then-executive director of GM Europe Design, charged the 15-strong Saab Advanced design team in Gothenburg, Sweden, to create the "ultimate vision of the brand". The design team – led by head of Advanced Design at Saab, Anthony Lo – worked on a number of sports car proposals, which were considered 'the jet fighters of the road.' The chosen proposal by Alex Daniel was for a large, front-engined sports car that would become one of the most universally acclaimed concept cars of recent times. Of course the Aero X's door arrangement – complete with huge, forward-hinged canopy – is its party trick, but even without the theatrics the car's proportions, surfacing and graphics are exceptional.

General Motors to offer car sharing via mobile app and OnStar

General Motors has partnered with a San Francisco-based start-up company named RelayRides to enter the car-sharing business. In early 2012, GM vehicle owners in California will be able to use the OnStar system to rent out their cars when they aren't using them. The service will available nationwide for OnStar subscribers by the end of the year.

New Renault Twingo revealed – debuts at Geneva

The new Renault Twingo revealed The new Renault Twingo has been revealed a little earlier than Renault planned with a single group photo of the new Twingo (above) after first images leaked on to the Interwebs, and Renault are promising a proper set of photos later (we’ll update then). The new Twingo takes its cues from the recent Renault Twinz Concept and is underpinned by the same rear-engined, rear-wheel-drive platform as the next generation SMART ForFour. Both the new Twingo and the new ForFour will use the same range of 3-cylinder engines complete with either a manual or dual-clutch auto ‘box, and the Twingo comes with a front end that looks like the rest of the latest Renault range and will be available in both three and five-door options.