ive been told the truck harness has a few more key on 12v power leads needed to hookup anyone have a brake down of what to do with this harness i plan to use it only because i have it readily available and im on a budget it will be swapped into a 79 mustang and iwill be using the truck intake the whole setup is a 02 tahoe that was totaled out in the back so i have more or less everyhting i need let me know thanks

 

pretty much if its pink it is 12v switched

 

Theres a complete write up by jeepinpete in the FAQ sticky. That will work for the 1999-2002 harnesses, in 2003 I believe there were some changes to wiring pin positions.