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**pjmoreland** · 02-15-2006, 07:10 PM

Sounds like you have TCS (transmission controlled spark = emissions controls) wiring in your truck. Personally I would just yank it all out. The connector on your original transmission is the speed sensor that activates the TCS circuitry.

02-15-2006, 07:10 PM	#3
pjmoreland Senior Member Join Date: Jan 2005 Location: CA Posts: 6,236	Re: t350 power wire? Sounds like you have TCS (transmission controlled spark = emissions controls) wiring in your truck. Personally I would just yank it all out. The connector on your original transmission is the speed sensor that activates the TCS circuitry.