Domestic car VIN conventions

General Motors

To 1971:

113691W123456

1: Division (1 = Chevrolet, 2 = Pontiac, 3 = Oldsmobile, 4 = Buick, 5 = GMC, 6 = Cadillac)
13: Model series (including trim line and engine)
69: Body style
1: Model year (last digit thereof)
W: Assembly plant
123456: Sequence number

1972-80:

1X69D2W123456

1: Division (1 = Chevrolet, 2 = Pontiac, 3 = Oldsmobile, 4 = Buick, 5 = GMC, 6 = Cadillac)
X: Model series (including trim line)
69: Body style
D: Engine
2: Model year (last digit thereof, except A = 1980)
W: Assembly plant
123456: Sequence number

1981-84:

1G1AX6854B6123456

1: Country of assembly
G: Manufacturer (General Motors)
1: Division (1 = Chevrolet, 2 = Pontiac, 3 = Oldsmobile, 4 = Buick, 6 = Cadillac)
A: Restraint system (universally "A" for "active belts")
X: Model series (including trim line)
68: Body style
5: Engine
4: Check digit
B: Model year
6: Assembly plant
123456: Sequence number

1985-86:

1G1XX68R0FW123456

1: Country of assembly
G: Manufacturer (General Motors)
1: Division (1 = Chevrolet, 2 = Pontiac, 3 = Oldsmobile, 4 = Buick, 6 = Cadillac)
X: Model platform designation
X: Model series (including trim line)
68: Body style
R: Engine
0: Check digit
F: Model year
W: Assembly plant
123456: Sequence number

1987+:

1G1LT5110HY123456

1: Country of assembly
G: Manufacturer (General Motors)
1: Division (1 = Chevrolet, 2 = Pontiac, 3 = Oldsmobile, 4 = Buick, 6 = Cadillac)
L: Model platform designation
T: Model series (including trim line)
5: Body style
1: Restraint system
1: Engine
0: Check digit
H: Model year
Y: Assembly plant
123456: Sequence number

Ford Motor Co.

To 1980:

1K92T123456

1: Model year (last digit thereof)
K: Assembly plant
92: Model series (including body style)
T: Engine
123456: Sequence number

1981-86:

1FABP21B2BK123456

1: Country of assembly
FA: Manufacturer and make (FA = Ford, ME = Mercury, LN = Lincoln, F1 = Ford of Europe)
B: Restraint system (universally "B" for "active belts")
P: Vehicle type (P = passenger car)
21: Model series (including trim line and body style)
B: Engine
2: Check digit
B: Model year
K: Assembly plant
123456: Sequence number

1987+:

1FABP52U6HG123456

1: Country of assembly
FA: Manufacturer and make
B: Restraint system
P: Identifier (P = Ford cars, M = Lincoln-Mercury, T = Imported or non-Ford built)
52: Model series (including trim line and body style)
U: Engine
6: Check digit
H: Model year
G: Assembly plant
123456: Sequence number

Chrysler Corp.

To 1980:

VL41B1B123456

V: Model series
L: Trim line
41: Body style
B: Engine
1: Model year (last digit thereof, except A = 1980)
B: Assembly plant
123456: Sequence number

1981+:

1P3BK26BXBF123456

1: Country of assembly
P: Manufacturer and make (B = Dodge, P = Plymouth, C = Chrysler, A = Imperial, E = Eagle)
3: Vehicle type (3 = passenger car)
B: Restraint system
K: Model series
2: Trim line
6: Body style
B: Engine
X: Check digit
B: Model year
F: Assembly plant
123456: Sequence number

American Motors

To 1980:

A1S050E123456

A: Manufacturer (American Motors)
1: Model year (last digit thereof)
S: Transmission
0: Model series
5: Body style
0: Trim line
E: Engine
123456: Sequence number

1981-88:

1AMCA0503BK123456

1: Country of assembly
A: Manufacturer and make (A = AMC U.S., C = AMC Canada, X = Renault)
M: Vehicle type (M = passenger car, C = MPV)
C: Engine
A: Transmission
0: Model series
5: Body style
0: Trim line
3: Check digit
B: Model year
K: Assembly plant
123456: Sequence number

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