Operation CHARM: Car repair manuals for everyone.

Home >> GMC Truck >> 1997 >> G 3500 1 Ton Van V8-5.7L VIN R >> Repair and Diagnosis >> Relays and Modules >> Relays and Modules - Powertrain Management >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Diagrams >> Connector Views >> C1 (Blue)

C1 (Blue)

Connector View:

Connector View

Diagnostic Chart:

Pins 1-24

Diagnostic Chart:

Pins 25-32

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