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Home › Cadillac › 2001 › DeVille DHS › Repair and Diagnosis › Accessories & Equipment › Communication Devices › Body Control Modules › System Tests › Test B: Scan Tool Does Not Communicate With Class 2 Device › Notes

Test B: Scan Tool Does Not Communicate With Class 2 Device: Notes

NOTE: Vehicle Interface Unit (VIU) is also identified as the On-Star(R) communication system.
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