1989 Camaro RS: a wiring harness diagramything back Mar 30, 2010I had to change a motor in my 1989 Camaro RS, 2. I need to look at a wiring harness diagram to make sure i am getting everything back the way it belongs. I have I have spent a lot of time and money trying to find a diagram to view. Can you help me?Hello and thank you for using Just Answer I am attaching a diagram of your computer engine control circuit click here to view the wiring diag..the harness is for a computerized engine control does your engine use o2 sensors? or MC solenoid on the carb? what model did your engine come f..You will need to power your distributor you will need to use a mechanical fuel pump and disable the electronic fuel pump Paulyou can eliminate any of the wires on the engine performance diagram I attached all other harness wires should remain as is. PaulYes I will be around this evening and tomorrow after noon time eastern Paulyes I was referring to the original diagram PaulUse the pink wire located at B2 of the ignition coil in the schematic Paulif you have a security system you may need to bypass the starter enable relay click here for the stater circuit PaulI am going to give you what I have 9 pages page 1 page 2 page 3 page 4 page 5 page 6 page 7 page 8 page 9 Paulsorry but I am not into driveline modification that is not my area of expertise I do stock repair work only Paul 1989 Chevy Camaro OE Wiring Harnesses & Stereo Adapters Chevy Camaro 1989, Factory Replacement Wiring Harness by Metra®, with OEM Radio Plug. For factory stereo. This high-quality Metra wiring harness is just what you need to replace your defective or aged factory wiring harness.