Hi everybody, i m new here, i from venezuela, south america, my english is so so..... i need some help... I have a chevy blazer k5 1979 with 350 engine with a carb and TH700R4, i want change to TBI, i have a pcm 16197427, and intake manifold tbi complete donor 350 year 90, i dont have wiring harness, only a two conector color blue and red from other pcm (i don t know which pcm), and all the conector to the rest of pieces of intake.... Somebody can help me with the wiring diagrams to connect everything....