Vehicle Identification Number - VIN
The Buick VIN number for 1980 had 13 Characters.
1st = What division of GM, "4" is for Buick.
2nd = Tell what TYPE of car it is (Skylark, Century, Riviera, ect..)
B - Skylark
C - Skylark Limited
E - Century Wagon
H - Century
J - Regal
K - Regal Sports Coupe
L - Century
G - Century Sports Coupe
M - Regal
P - LeSabre Limited
S - Skyhawk
T - Skyhawk S
X - Electra Limited
W - Electra Park Ave
F - LeSabre Sports Coupe
N - LeSabre
Z - Riviera
3rd and 4th = Tells Body Style
07 - Skyhawk Hatchback
09 - Aero 4dr
35 - Wagon
37 - LeSabre 2dr coupe
47 - Regal 2dr
57 - Riviera 2dr coupe
69 - 4dr coupe
87 - 2dr coupe
5th = Engine Code
5 - 151ci L4
7 - 173ci v6
A - 231ci v6 2bl Carb
3 - 231ci V6 Turbo
S - 265 v6 2bl Crab
W - 301 V8 4bl
H - 305 V8
Y - 307ci V8 4bl carb
R - 350ci V8
X - 350ci V8
6th = tell what year it is "A" = 1980
7th = What Plant the car was Produced
H - Flint MI
6 - Oklahoma City OK
G - Framingham MA
Z - Fremont CA
K - Leeds MO
X - Fairfax KS
E - Linden NJ
W - Willow Run MI
Z - Fremont CA
9th - 13th = Production Sequence numbers
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