Steeda1716

Im trying to install a tac in my 89gt but i need a wiring diagram to tell me where the igniton wire is and such does anybody no were i could get this info for free or am i going to have to order the book

Tims 88GT

what color wires do you have comming out of your tac? ill help ya get it wired

Steeda1716

black,red,green,white and a thick short black one with a plug at the end

89stanglx

http://www.veryuseful.com/mustang/tech/engine/ theres a lot of info, see if this helps any

Jared_blown5.0

Buy a chilton's.. best $20 i ever spent[&:]

88BlueGT

Or you can get the manual. Alot better than anything out there.

Tims 88GT

ok well black will be your ground, red is your 12v source, green is your tac lead, white needs to be hooked to a 12v source to that will be your light in the tac. and the short black one with the plug is for your shift light if you have one.