[ithos]

So where does the majority of a dealership's profit come from? It's not from car sales, at least not directly. It's from the service and parts department, which accounts for the other 49.6% of the dealership's gross profits, according to NADA.

http://www.edmunds.com/car-buying/wh...ake-money.html

That might not have been the case for the last year or so where they gouged customers with huge markups.