Does anyone here have a wireing harness map? more specifically, i need to know exactly what wire do what on the large driver side plug the goes nder the dash, ot one the ecm side, i have put the 2.8 in my gmc jimmy, plumbed it,and now i am just left with the wireing, it may already run, i just need to know before i try to start it. Thanks in advance Matt manglos..oh btw the car theengine came ot of is a 1985 Pontiac Firebird 2.8 v6 automatic