DeVille V8-4.6L VIN Y (1998)
Information Bus: Description and Operation
Class 2 data is transmitted at a higher speed and messages are configured differently than UART data. Class 2 uses the peer to peer method along with
message arbitration to manage data line traffic. The control modules on the Class 2 data line are:
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Body Control Module (PZM)
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Cellular Telephone Module
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Climate Control Panel (CCP)
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Continuously Variable Road Sensing Suspension (CVRSS) Module
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Electronic Brake/Traction Control Module (EBTCM)
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Neater and A/C Programmer
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Inflatable Restraint Sensing and Diagnostic Module (SDM)
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Instrument Cluster
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Integrated Radio Controller (IRC)
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Memory Seat Module (MSM)
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Memory Mirror Module (MMM)
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Powertrain Control Module (PCM)
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Radio
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Radio Amplifier
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Radio Interface Module (RIM)
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Remote Function Actuator (RFA)
