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free vin decode for gm Topkick/Kodiak 2002

1: U.S. BUILT
G: GENERAL MOTORS
B: CHEV INCOMPLETE
M: GVWR RANGE - 26,001-33,000 BRAKE SYS - AIR
7: 7000 SERIES (B7/C7/D7/FB7/W7)
D: C SERIES, (SPECIAL EQPMT OPTION) CREW CAB (C7)
1: 4 X 2 (2 AXLES - 1 DRIVING)
C: CAT 7.2L L6 TURBO ELECTRONIC (LG5)
X: CHECK DIGIT
2: 2002 MODEL YEAR
J: JANESVILLE WI
BuildDate: 20141110