Is your MAF sensor in good working condition? Have you done a tune up with new plugs wires etc?
2000 Bronze Metallic GTP
Power :Gen V, 3.6 pulley, 3 inch down pipe, Power log, FWI,and DHP Power Tuner,
Handling: Vogtland Springs, GMPP sway bars, STBS, 18" Konig backbone, CTS-V Front brakes and GXP rear brakes