VIN Format: 1972-1980 GM

Decoding: 1N39U5Y133481

Digit	Usage	VIN	Decoded
1	Mfgr	1	Chevrolet
2	Model	N	Caprice
3-4	Body	39	4 door sport sedan
5	Engine	U	V8 400-4v LT4 175hp
6	Year	5	1975
7	Plant	Y	Wilmington DE
8-13	Sequential Serial #	133481	133481

Serial numbers start at 100001