Pat and Mike Roeder first spotted them. "We had seen the trucks coming in last week, and all of a sudden, the whole parking lot was full," Pat Roeder said. The chip shortage is wreaking havoc with what should be a great year for car sales: popular pickups and SUVs are running short as manufacturers struggle to get parts. The Car Dealer's Association suggests if you see one and you think you want it, you should grab it because it may be gone quickly. If you have an old truck, you may want to sell it instead of trading it in.