there are a few ways but im still lookin for one that dosent throw codes. and 03 you were right togglin the line to the speedo dosent work for the2nd gen only the first however their were no codes when i did it so im gettin closer

 

Of course there is, for the 00-02 Neon's you can get an A/Fx PCM and for the 03-05 Neon's you can install MS'n'S.

 

dose that ms throw codes

 

that pcm thingy, is that on howell automotive?? where can u get it.