Buick serial number, 1956–1964

Character by character

Where to find it: Buick chassis service manuals 1956–1964, General Information (vehicle identification / serial number); see the pack sources for each year's page.

Model year codes

Assembly plant codes

Series codes

Where the sources disagree

• {"code":"B","field":"Buick 1955 serial layout / year letter","modelYears":{"from":1955,"to":1955},"claims":[{"claim":"1955 manual: the first digit of the car serial number indicates where the car was built (1 Flint ... 7 Framingham); no series or year position is described.","sources":[{"id":"vin-gm-sm-1955-buick","locator":"p. 0-3 (OCMP 00-General Information image 5), Car and Engine Serial Numbers"}]},{"claim":"1956 and 1957 manuals: the first digit is the series and the second a year letter, \u0022A for \u002754, B for \u002755, C for \u002756\u0022 (1957 adds D for \u002757).","sources":[{"id":"vin-gm-sm-1956-buick","locator":"p. 0-3 (OCMP 00-General Information image 5), Car and Engine Serial Numbers"},{"id":"vin-gm-sm-1957-buick","locator":"p. 0-3 (OCMP 00-General Information image 5), Identification Numbers"}]}],"resolution":"Keep the 1955 layout from the 1955 manual (plant first). Do not publish B = 1955 or A = 1954 as decoder entries until a 1955 document confirms the series/year-letter form for 1955 cars."}
• {"code":"69","field":"Canadian 1962 Buick serial positions 2-3","modelYears":{"from":1962,"to":1962},"claims":[{"claim":"Text: \u0022the second and third figures (69) designate the series. The fourth and fifth figures designate the model.\u0022","sources":[{"id":"vin-gm-sm-1962-buick-gmcanada","locator":"p. 0-3 (archive.org leaf n4; same page also in the OCMP 1962 Chassis Manual 01- General Information image 5), Identification Numbers: Imported Models, Canadian Vehicle Serial Number Plate, Figures 0-1 and 0-2"}]},{"claim":"Figure 0-2 plate reads 2446900001 (2, 44, 69, 00001): positions 2-3 are 44 and positions 4-5 are 69.","sources":[{"id":"vin-gm-sm-1962-buick-gmcanada","locator":"p. 0-3 (archive.org leaf n4; same page also in the OCMP 1962 Chassis Manual 01- General Information image 5), Identification Numbers: Imported Models, Canadian Vehicle Serial Number Plate, Figures 0-1 and 0-2"}]}],"resolution":"The text reads as a misprint: 44 is the series (4400) and 69 the model/body (4469 sedan). Canadian layout is out of scope for the U.S. decoder; leave it undecoded."}