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Home >> GMC >> 1995 >> Forward Control 7.4 N >> Repair and Diagnosis (Single Page) >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul - 7.4L >> Powertrain Control Module (Pcm) >> Control Module >> Removal

Control Module: Removal

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

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