Understanding your VIN number is really simple. It is just a matter of deciphering the code. See example below.
VIN numbers will look like this - 1D37H3Z400001
1 - Indicates GM division : Chevrolet
D - Indicates Series : Chevelle Malibu
37 - Indicates Body Style : Sport Coupe
H - Indicates Engine : 350 V8 2 Bbl
3 - Indicates Year : 1973
Z - Indicates Assembly Plant : Fremont, Calif
400001 - Production Sequence Number