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Home >> GMC >> 1995 >> Forward Control 6.5 Y, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 6.5L Diesel. >> Diagnostic Trouble Code Charts >> DTC 13, Engine Shutoff Solenoid Circuit Fault >> Diagnostic Aids
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Diagnostic Aids

An open in either engine shutoff solenoid circuit will cause DTC 13 to set. A no start condition will also exist.

Fig 1: DTC 13 Schematic ("G" Series) Engine Shutoff Solenoid Circuit Fault
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Fig 2: DTC 13 Schematic ("P" Series) Engine Shutoff Solenoid Circuit Fault
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Fig 3: DTC 13 Flow Chart (All Models) Engine Shutoff Solenoid Circuit Fault
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