EXAMPLE:


LINE 1: Year, GM Division, Model and Body, Assembly Plant, Sequence Number

Year	GM Division	Model Series	Body Code	Assembly Plant	Sequence #
77 = 1977	1 = Chevrolet	XX = Nova XY = Concours	17 = 2 door hatchback 27 = 2 door sedan 69 = 4 door sedan	K = Kansas City, MO L = Van Nuys, CA T = Tarrytown, NY W = Willow Run, MI	Starts at 100001

LINE 2: Trim and Paint

Interior Trim	Seat Type	Exterior Paint (Lower/Upper)
02N = White w/Dark Blue vinyl bench or buckets (custom) 02V = White w/Dark Blue vinyl bench (Concours only) 03N = White w/Dark Aqua vinyl bench or buckets (custom) 03V = White w/Dark Aqua vinyl bench (Concours only) 07N = White w/Dark Firethorn vinyl bench or buckets (custom) 07V = White w/Dark Firethorn vinyl bench (Concours only) 11N = White w/Black vinyl bench or buckets (custom) 11V = White w/Black vinyl bench (Concours only) 19B = Black cloth bench 19E = Black cloth bench or buckets (Concours only) 19N = Black vinyl bench or buckets (custom) 24C = Light Blue cloth bench (custom) 24R = Light Blue vinyl bench 64B = Light Buckskin cloth bench 64D = Light Buckskin cloth bench (custom) 64E = Light Buckskin cloth bench or buckets (Concours only) 64R = Light Buckskin vinyl bench 64V = Light Buckskin vinyl bench (Concours only) 71B = Firethorn cloth bench 71C = Firethorn cloth bench (custom) 71E = Firethorn cloth bench or buckets (Concours only) 71N = Firethorn vinyl bench or buckets (custom) 71R = Firethorn vinyl bench 71V = Firethorn vinyl bench (Concours only) Cloth and Vinyl Usage B = Racine woven cloth C = Durham knit cloth D = Rutledge woven sport cloth E = Dover knit cloth N = Rattan vinyl R = Plisse vinyl V = Wallaby vinyl	A51 = Bucket Seats A52 = Bench Seat	11 = White 13 = Silver Metallic 19 = Black 22 = Light Blue Metallic 29 = Dark Blue Metallic 36 = Firethorn Metallic 38 = Dark Aqua Metallic 44 = Medium Green Metallic 51 = Bright Yellow 61 = Light Buckskin 63 = Buckskin Metallic 69 = Brown Metallic 75 = Red 78 = Orange Metallic 11T = White Vinyl Roof 13T = Silver Vinyl Roof 19T = Black Vinyl Roof 22T = Light Blue Vinyl Roof 36T = Firethorn Vinyl Roof 44T = Medium Green Vinyl Roof 61T = Light Buckskin Vinyl Roof

LINE 3: Build month and week

Month	Week
01 = January 02 = February 03 = March 04 = April 05 = May 06 = June 07 = July 08 = August 09 = September 10 = October 11 = November 12 = December	A = First Week B = Second Week C = Third Week D = Fourth Week E = Fifth Week