What’s your Klout score? If it were higher, you’d have a chance at a Chevy Volt loaner. In a new promotion, the third by the automaker, Klout members with a score of 50 or higher in social media, tech, and environmental, are eligible to receive a 2012 Volt for 3-days. The promotion will run in San Fran, LA, Chicago, Seattle, Denver and Portland.