Gwiz why are GM names so transient? It irks me. It's like they try to hide from their past by changing names. What names have come and gone in the last 25 years?S-10, Firebird, Nova, Grand Am, Camaro, Park Ave, Jimmy, Skylark, C-10, S-15, Century, Lumina, Cavalier, Sunfire, Corsica, Baretta, GTO, Az...