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Home >> Saturn >> 1995 >> SW1 Automatic >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul >> Ignition System >> Powertrain Control Module (Pcm) >> Removal
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Powertrain Control Module (Pcm): Removal

Ensure ignition switch is in OFF position. Disconnect negative battery cable. Remove electrical connectors from PCM. Remove PCM from vehicle. Remove access cover and remove knock sensor module or PROM (if applicable) from PCM.