Information Bus: Description and Operation: Description and Operation

The module communications network consists of the following items:
^ Generic Electronics Module (GEM)
^ Standard Corporate Protocol (SCP) communications network
^ International Standards Organization (ISO) communications network
^ Powertrain Control Module (PCM)
^ Anti-lock Brake Module (ABS)
^ Restraint Control Module (RCM)
^ Remote Anti-theft Personality (RAP)/central security module
^ Four-wheel Drive (4WD) control module (if equipped)