98 gs

[WE4 WARRIOR]

just picked up a 98 regal gs. going to swap motor and trans into a re 1990 olds trofeo. real good looking car but with 170 horses not alot of fun. anyone out there good with wiring harnesses

 

[TurboHungry]

If you want to keep all your current wiring hit up this place
http://www.gmtuners.com/eprom/index.htm
The GS has the ECM in the engine compartment so you could just transfer over and then tap into it all using your existing harness, that would be very labor intensive.