The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - 71 K-5 wiring Question

leftybass209 · 09-15-2016, 05:24 PM

They're for the transmission spark control system. Usually disconnected within the first year of purchase.

09-15-2016, 05:24 PM	#3
leftybass209 Registered User Join Date: Feb 2011 Location: Modesto, CA Posts: 2,186	Re: 71 K-5 wiring Question They're for the transmission spark control system. Usually disconnected within the first year of purchase.