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Home >> GMC >> 1991 >> Forward Control 6.2 J, Automatic >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel - Except C/K Series Pickups >> Removal & Installation >> Charging System Warning System

Charging System Warning System

Warning system consists of a battery symbol warning light on instrument cluster. One side of warning light bulb is connected to alternator field circuit, and other side of bulb is connected to ignition power circuit. If charging system malfunction is detected, warning light will illuminate.