Vehicle Identification Number
Stamped on a plate, attached to top left side of instrument panel and visible through windshield. Number is decoded as follows:
3G35K4R100001
First Digit - Assigned to Oldsmobile Division.
Second Digit - Series Identification.
Third & Fourth Digits - Body Style.
Fifth Digit - Engine Designation.
Sixth Digit - Model Year (4 - 1974).
Seventh Digit - Assembly Plant.
Remaining Digits - Sequence Built Number.