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GMC Truck
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1998
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C 2500 Truck 2WD V8-454 7.4L VIN J SFI
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Repair and Diagnosis
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Lighting and Horns
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Testing and Inspection
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Symptom Related Diagnostic Procedures
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Diagnosis By Symptom - Instrument Panel Dimming
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Radio, PRNDL, Inflatable Restraint IP Module Enable
Radio, PRNDL, Inflatable Restraint IP Module Enable
Radio, PRNDL, Inflatable Restraint IP Module Enable, Transfer Case Select Switch, And DRL/Radio Override Illumination Lamps Do Not Go Bright In Parade Mode: