GMC Terrain P0600: Meaning, Causes, + Diagnosis
P0600 is a relatively uncommon OBD2 trouble code. It indicates that there’s been a communications failure between your GMC Terrain’s ECM and one or more of the separate modules that it communicates with. P0600 is a generic trouble code, so it has the same meaning for the GMC Terrain as it would any other vehicle. … Read more