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Home >> GMC >> 1996 >> Forward Control 6.5 Y, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul - P Series (Diesel) >> Ignition System >> Powertrain Control Module (Pcm) >> Removal
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Powertrain Control Module (Pcm): Removal

Disconnect negative battery cable. Unplug electrical connectors from PCM. See Figure. Remove PCM from vehicle. Remove PROM from PCM. See PROGRAMMABLE READ-ONLY MEMORY (PROM) .