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Home >> GMC >> 1994 >> Forward Control 7.4 N >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation - 6.5L Diesel >> Computerized Engine Controls >> Notes
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Computerized Engine Controls: Notes

6.5L Diesel engine with or without turbocharger uses an electronic control system. The system consists of Powertrain Control Module (PCM), input devices and output signals. PCM electronically controls fuel flow, fuel timing advance/retard, idle speed, EGR system operation, cruise control, Torque Converter Clutch (TCC) engagement, transmission shifts and glow plug system.