where can i get the soft ware to reprogram my compute

[customandsound]

can any one tell my where i can get the software to reprogram my grandprix's computer?

[jeremy96gase]

What year grand Prix? what engine?

[customandsound]

91 with a mix match of 60 degree parts 95 3.4 top end from a camaro

[SappySE107]

you are using iron heads? GMPCM has the A1 definition file in it so that you can tune your car. You will need an aldl cable and a program like freescan to watch what the computer is doing.

[customandsound]

they are alum.... what i am trying to do is tie it all in to a mounted lap top ...