Transcript for Used Car Tactics: Former Salesman Speaks Out
Buying a car can be stressful and not just -- cause of the listed price. Tomorrow the Federal Trade Commission will consider imposing sweeping new rules to protect consumers from unscrupulous car dealers. So what are some of the tricks of the trade tonight a car salesman speaks out ABC's Lisa stark consumer watchdog tonight. It starts from the moment somebody pulls up. A sale is greatest -- ray Lopez sold cars for 35 years it's all a matter ever again psychological. Games that we play. What is the biggest gains that regulators are looking at is -- -- financing. The dealers so eager to close the sale that he -- a buyer home with the car before the financing is secured that's the most important thing getting them to feel the car. Live with the car but when the -- falls through the dealer calls back with bad news pay more money or return the car. -- -- Johnson says this happened to her. Three weeks after a dealer handed her the keys to a Jeep Liberty he called and demanded it back he kept the car she treated -- and her deposit. I walked through the door -- when he 508 and trucks trading in and I in it. With nothing. Johnson is now suing the dealership to get back -- -- -- and that 2500. Dollar deposit BO new financing is as soon. It's -- system pretty evil practice I think. Longtime auto dealer Jack FitzGerald says buyers should never leave with a car and -- the deal is final. Don't walk out without a signed contract that's -- other activities under the microscope the hidden Marca. Dealers can profit from the loans they sell you he may be able to get a better deal directly from a bank or credit union. And watch expensive -- on such as paint sealant and fabric protection. Unnecessary. On new cars. And above all be prepared to walk out without looking back there when negotiator at the moment you turn around. -- because. He knows he's -- -- now Lisa stark ABC news Washington.
This transcript has been automatically generated and may not be 100% accurate.