Data Link Communications Circuit Description & Operation
WARNING: This page is about a different car, the 2002 GMC Safari and 2002 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.
The Class 2 serial data link allows specified modules to transmit, receive, or exchange data:
- Transfer Case Shift Control Module (TCSCM)
- Electronic Brake Control Module (EBCM)
- Powertrain Control Module (PCM)
- Body Control Module (BCM)
- Instrument Panel Cluster (IPC)
- Driver Information Center (DIC)
- Inflatable Restraint Sensing And Diagnostic Module (SDM)