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mattcrp1 · 04-20-2013, 10:48 AM

I just picked up the same 4.8l/4l60e combo for my truck. Did any one keep stock gm fuse block or you use an aftermarket one when modifying the harness?

04-20-2013, 10:48 AM	#8
mattcrp1 Registered User Join Date: May 2010 Location: Mountain House, CA Posts: 555	Re: computer tune and harness mods? I just picked up the same 4.8l/4l60e combo for my truck. Did any one keep stock gm fuse block or you use an aftermarket one when modifying the harness?