gmc Workshop Repair Guides

GMC R 2500 P/U V8-454 74L Workshop Service and Repair Manuals

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Diagram Information and Instructions|Page 7557 > < Diagram Information and Instructions|Page 7555

Instrument Panel and Gauges | Audible Warning Device

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Symbol Identification

Wire Color Code Identification

WIRE COLOR        

ABBREVIATION

                                    
BLACK            

BLK

BLUE            

BLU

DARK BLUE        

DK BLU

Diagram Information and Instructions|Page 7557 > < Diagram Information and Instructions|Page 7555