chevrolet Workshop Repair Guides

Chevrolet C 3500 Truck 2WD V8-454 74L Service Manuals

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Diagram Information and Instructions|Page 193 > < Diagram Information and Instructions|Page 191

C 3500 Truck 2WD V8-454 74L (1990) | Fuel Pump Relay Diagram – Page 192

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Symbol Identification

Wire Color Code Identification

Black:

BLK

Blue:

BLU

Brown:

BRN

Gray:

GR

Green:

GRN

Natural:

NAT

Diagram Information and Instructions|Page 193 > < Diagram Information and Instructions|Page 191