2010 VW Jetta Sportwagen TDI
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Our article last week on Ford's doubling of its flex-fuel models included a mention that diesel models of the new 2011 Ford Super Duty pickup trucks will run on either pure diesel fuel or a mix of up to 20 percent biodiesel, known as B20. Reader Suzanne Johnson responded with the following question: I live near a biodiesel production facility and have learned from an engineer there that not all new diesels will run on pure biodiesel. Audi and Volkswagen only allow a max of 10 percent biodiesel mixed in with regular diesel. Given the severity of the Gulf oil spill, how about including info on...