HOW CAN THE BODY SEQUENCE NUMBERS, BE SO FAR OUT OF SEQUENCE WITH VIN NUMBERS? (EXAMPLE) I TOOK A CAR BUILT IN JUNE OF 69 ,AND PICKED A CAR WITH A VIN 8,000 UNITS LATER. THE BODY SEQUENCE NUMBER WAS 13,000 UNITS LATER. THATS A DIFFERENCE OF 5,000 UNITS!