1965 - 1972 Buick VIN Decoding Vehicle Identification Plates 1965-1971 Models 1st Digit - Division 4 = Buick 2nd and 3rd Digits - Series 33 = Special V6 (1965-67) 33 = Deluxe L6 (1968-69) 33 = Skylark L6 (1970-71) 34 = Special V8 (1965-67) 34 = Special Deluxe V8 (1968-69) 34 = GS350 (1968-70) 34 = GS (1971) 34 = Skylark V8 (1970-71) 34 = Sportwagon V8 (1970-71) 35 = Special Deluxe V6 (1965-67) 35 = Skylark V6 (1968-69) 35 = Skylark 350 (1970-71) 36 = Special Deluxe V8 (1965-67) 36 = Skylark V8 (1968-69) 41 = Sportwagon V6 (1965) 42 = Sportwagon V8 (1965) 43 = Skylark V6 (1965-67) 44 = Skylark V8 (1965-67) 44 = Skylark Custom (1968-71) 44 = Sportwagon V8 (1967-69) 46 = Skylark Gran Sport (1964-66) 46 = GS400 (1967-69) 46 = GS455 (1970) 48 = Sportwagon Custom V8 (1967-69) 4th and 5th Digits - Body Code 07 = 2 Door Post Coupe 17 = 2 Door Hardtop Coupe 27 = 2 Door Post Coupe 35 = 4 Door Station Wagon 36 = 4 Door Station Wagon 37 = 2 Door Hardtop Coupe 39 = 4 Door Hardtop Sedan 55 = 4 Door Sportwagon 56 = 4 Door Sportwagon Custom 65 = 4 Door Sportwagon 66 = 4 Door Sportwagon Custom 67 = 2 Door Convertible 69 = 4 Door Sedan 6th Digit - Model Year 5 = 1965 6 = 1966 7 = 1967 8 = 1968 9 = 1969 0 = 1970 1 = 1971 7th Digit - Assembly Plant Code B = Baltimore, MD C = South Gate, CA D = Atlanta, GA G = Framingham, MA H = Flint, MI I = Oshawa, Ontario (Canada) K = Kansas City, MO V = Bloomfield, IL X = Kansas City, KS Y = Wilmington, DE Z = Fremont, CA Last 6 Digits - Production Number 1972 Models 1st Digit - Division 4 = Buick 2nd Digit - Series D = Skylark F = Sportwagon G = GS H = Skylark Custom 3rd and 4th Digits - Body Style 27 = 2 Door Post Coupe 36 = 4 Door Station Wagon 37 = 2 Door Hardtop Coupe 39 = 4 Door Hardtop Sedan 67 = 2 Door Converible 69 = 4 Door Sedan 5th Digit - Engine Code H = 350-2bbl V8 J = 350-4bbl V8 K = 350-4bbl V8 (GS) U = 455-4bbl V8 (GS455) V = 455-4bbl V8 (Stage 1) 6th Digit - Model Year 2 = 1972 7th Digit - Assembly Plant C = South Gate, MI G = Framingham, MA H = Flint, MI X = Fairfax, KS Y = Wilmington, DE Z = Freemont, CA Last 6 Digits - Production Number