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Home >> Chevrolet >> 1995 >> C3500 HD 6.5 F, Standard >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Testing >> Interior Lights >> Component Illumination Lamp Inoperative

Component Illumination Lamp Inoperative

  1. Turn headlamp and panel dimmer switch to PARK. If all component illumination lamps are inoperative, go to next step. If one or more component illumination lamps are inoperative, check for an open in Brown or Black wire between splice and affected lamp. If okay, replace affected lamp.
  2. Disconnect ash tray lamp connector. Connect test lamp from ash tray lamp connector terminal "A" to ground. If test lamp does not light, service/repair open in Brown wire between headlamp and panel dimmer switch and splice. If test lamp lights, service/repair open in Black wire between splice and ground.