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Home >> GMC >> 1985 >> Jimmy 6.2 C >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel - Except "S" Series >> Testing >> Indicator Warning Lights >> Charging Indicator

Charging Indicator

  1. If light is on with ignition off, check for shorted positive diode. If light is not on with ignition on and engine not running, check for burned out bulb, open in light circuit or open in field.
  2. If light is on with engine running above idle speed, check for no alternator output, shorted negative diode or loose or broken alternator belt.
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