gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

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Vehicle Control Module <--> [Engine Control Module]|Service Precautions > < Diagram Information and Instructions|Page 303

K 3500 Truck 4WD V8-5.7L VIN R (1998)

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Connector View

Connector View

ECM/PCM/VCM Pinout Voltage

The OE manufacture does not provide an ECM/PCM/VCM connector voltage pinout chart for this vehicle, only a function description.

Vehicle Control Module <--> [Engine Control Module]|Service Precautions > < Diagram Information and Instructions|Page 303