The Secretary of State's Office screens title applications from areas impacted by flooding to see if the cars are registered in a county hit by flooding.
Before getting to that point, there are some questions shoppers can ask before shedding any cash.
The cars may look good on the outside, so it's hard to spot the true problems.
Sometimes the owner of the car will improve it to make it look better and make the sale.
Since some dealers aren't up-front, one 20-year expert said there are some things to keep in mind while car shopping.
"I would feel underneath the seats to feel if it's wet at all, waterlines on the seats or door panels. Any rust on the interior bolts and nuts and stuff. That's also an indicator. Musty smell---That's also an indicator," said Fifth Dimension Collision Repair owner Ingrid Hampton.
Foggy headlights, electrical wiring and the VIN number are other things to check.
Even though you may have these as highlights, it never hurts to have a mechanic take a look at the car.