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free vin decode for gm 1981

1: U.S. BUILT
G: GENERAL MOTORS
4: BUICK
A: NONPASSIVE/MANUAL BELTS
W: ELECTRA PARK AVENUE
37: COUPE - 2 DOOR NOTCHBACK SPECIAL
N: DISP - 5.7L CARB - DIESEL DIV - 1,2,3,4,6,7 PRODUCING DIV - 3
7: CHECK DIGIT
B: 1981 MODEL YEAR
H: FLINT (BUICK) MI
BuildDate: 20141110