Buying Used Cars - Top 10 Dealership Scams Top 5 Dealership Scams:1. The VIN# window etching scamBasically a dealer will charge you $300-$900 for window etchingand they will tell you that you have to pay the money to get theloan because the banks insists on it.Some dealers might tell you that the etching is free but ... Similar Editorial : Buying Used Luxury Cars by trycmcw. | Source : Used Car Auctions