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69face · 04-02-2010, 02:58 AM

OK I'll try to explain also as I just went through the harness 3 times. The serial data wire labeled goes to wire 2 in the obd2 connector, 4 and 5 are grounds and a constant 12v+ goes to 16. If you still aren't clear. Let me know. Looks great! Awesome progress!

04-02-2010, 02:58 AM	#17
69face Registered User Join Date: Feb 2006 Location: northridge Posts: 534	Re: 79 GMC Sierra LWB 6.0L swap OK I'll try to explain also as I just went through the harness 3 times. The serial data wire labeled goes to wire 2 in the obd2 connector, 4 and 5 are grounds and a constant 12v+ goes to 16. If you still aren't clear. Let me know. Looks great! Awesome progress! __________________ ""A bagged vehicle is only as good as it's wheel/tire combo!" -getlowness! my build thread http://67-72chevytrucks.com/vboard/s...=223747:metal: I'M SO SO CAL!