The DML had a thread on a second plate located next to the VIN plate that no one could figure out why or where it came from on some cars. I asked George Crane and here is his response. I hope this answers your questions) In a message dated 2/17/03 1:20:01 PM Eastern Standard Time, Geordie.Crane@xxxx writes: > Ken > any hard questions? > The plate you are talking about is one that was required by some states > and Saudi Arabia in the late 70s early 80s that basically said "the car and > all of its electrical components were certified not to interfere with VHF > radio systems" > > George >