Piston Slap: Greenwashing the Fuel of the Devil?

#hashtags: #Passat

BT writes: Why aren’t we seeing diesel/electric hybrid cars and light duty trucks? Wouldn’t the fuel economy be phenomenal? Gas hybrids do well in their own right, as do diesels. So what’s holding up the diesel/electric Passat? Many cities have gone to diesel/electric buses for fuel savings, so we know the technology is real for […]