I got into looking at this thread because of a clunking noise from the rear when going over bumps. After a bunch of fruitless looking around, it turned out to be the dealer's custom license plate frame. It only has bolts at the the top, so the bottom wants to slap against the car sometimes. So...
I just bought an 08 Sport AT and my first tank of gas was a disappointing 18mpg... But it's hot here so the AC is always on, and I've been driving aggressively (digging the zoom-zoom (yes) ) and I'm doing about 80% stop-and-go, the rest on the interstate. Although here in Louisville the...