They say that an image tells more than a thousand words. The same can be said about this GMNext video, which you can find after the jump, which has GM's diesel guru Gary Arvan answering, some common questions from some Los Angeles passers-by, The diesel questions include queries such as why diesels are more popular in Europe than in the U. S., why diesel is more expensive at the pump, what happens if you use the wrong fuel at the pump and how it affects your health from the exhaust pump.
[Source: GMNext]


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