Hundreds of motorists have complained to the feds that the bottoms of their older-model Nissan Altimas are rusting through, potentially putting their feet awfully close to the road.
It sounds like a scene out of a certain cartoon set in Bedrock, but the drivers say there is nothing funny about this problem.
"I'm not Fred Flintstone. This is not a good thing," Marie DeMaria, a Chicago-area realtor, told NBC News after her mechanic examined the corrosion on the floor pan of her 2005 Altima.
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"This is not safe. I drive every day for a living. This is very nerve-racking for me to be driving now."