Originally Posted by Space coupe

When I plugged up my car it read p0600 on several different readers and dealers which is a broad code relating to bus communication errors and what could potentially be the issue. One mechanic told me it was my abs module and I replaced it and that didn’t do anything. I’ve swapped my RCM (several times) that also didn’t work. Through my testing so far everything points to can +b/-c bus and it just connects all the cars modules together via wire splices to two 20 awg wire. If this is the problem I’m going to use 18awg to replace it and use different wire nuts and wire it through the inside of the cabin under the dash.