Home/GMC/C3500 HD/GMC C3500 HD (1991-2000)/Repair manual/Communication Devices/Data Link Communications System: Diagnosis

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Wiring diagrams Section: Communication Devices

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Data Link Communications System: Diagnosis GMC C3500 HD

Communication Devices 3 illustrations

SERIAL DATA LINE DIAGNOSIS

For serial data line diagnosis, refer to flowchart. (Scheme 1)

Scheme 1

Scheme 1: SERIAL DATA LINE DIAGNOSIS

Scheme 1: SERIAL DATA LINE DIAGNOSIS

Scheme 2

Scheme 2: CONNECTOR IDENTIFICATION

Scheme 2: CONNECTOR IDENTIFICATION

Scheme 3

Scheme 3: WIRING DIAGRAMS

Scheme 3: WIRING DIAGRAMS