Nice one Mike.
I will just add that EN2 is production line two and not a second shift. They had two lines at that large main plant in Hamtramck.
Other plants just had END for end of tag codes.
Light Group (A01)
Ashtray lamp, trunk lamp, glove box lamp, map/courtesy lamp, ignition switch lamp w/time delay, time delay instrument panel floodlight, fender mounted turn signals (N/A w/R/T or 340 pkg.), buzzer, headlight-on reminder.
Basic Group (A04)
AM radio (upgrades could be ordered at differential price), power steering, left remote mirror (upgrades could be ordered at differential price), variable speed wipers and electric washers (std. w/R/T and Rallye instrument cluster).