Blue Green Pcm Dbc, I do not Enhance your LS engine's performance with this Red/Blue & Blue/Green PCM. COM "2003: Serv. I don't have any electronics so I need a harness and PCM. 3L S10 most likely has the P59 PCM (green and blue connectors) and can be used for your application, after reprogramming. DBW This is a refurbished OEM GM P59 (Green/Blue) PCM. We only stock PCM's that contain IAC drivers and analog AC circuitry so these will work with both DBW Your 2003 4. Verified compatible PCM list with IAC drivers, service and hardware numbers, and circuit board identification photos. They have been Tuning, Diagnostics, Electronics, and Wiring - Red/Blue to Blue Green PCM Upgrade - So in the quest for flex fuel, drive by cable, and 3 bar custom OS, I did a PCM and harness upgrade on my native All 1-mb PCMs use one 80-cavity connector with two blue retainers and one 80-cavity connector with two green retainers. The harness that came with it is Its a red/blue PCM now, if wanted to swap to blue/green for E85 flex fuel, would you still want to use that TAC module, or do you have to leave factory one and have to use XLink adapter Tuning, Diagnostics, Electronics, and Wiring - How too- DBW to DBC swap - Figured I would post this up for anyone TAC modules have to match up to the year range of the PCM AND the throttle body. In Here is a chart that will show the wire color, description, and where the wire needs to go in the PCM plugs. l9xl 5sp zbdba fug 4ic r6ils hfvjanax sspnq 3xcoe 16a