Class 2 Serial Data Line

The class 2 serial data line on this vehicle is a star configuration. The following modules are attached to SP 201 and communicate on the class 2 serial data line:

• The body control module (BCM)
• The driver information center (DIC), w/Trip
• The electronic brake control module (EBCM)
• The inflatable restraint sensing and diagnostic module (SDM)
• The instrument panel cluster (IPC)
• The memory seat module (MSM) - driver, w/D44
• The powertrain control module (PCM)
• The radio
• The transfer case shift control module (TCSCM), w/NP8