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dme922 · 01-15-2018, 10:31 PM

I am using a painless harness on my 5.3 swap and i cannot get the fan trigger wires to start my fans. How can i check the fan trigger wires to see if they are working at the ecm set temps?

01-15-2018, 10:31 PM	#1
dme922 Registered User Join Date: Mar 2012 Location: Gallipolis, Ohio Posts: 296	Painless Harness fan trigger wires? I am using a painless harness on my 5.3 swap and i cannot get the fan trigger wires to start my fans. How can i check the fan trigger wires to see if they are working at the ecm set temps?