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Home >> Buick >> 2003 >> Century Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Removal & Installation - V6 & V8 >> Computerized Engine Controls >> Powertrain Control Module >> Removal
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Powertrain Control Module: Removal

PCM is located inside air cleaner housing assembly. See Figure. Disconnect the negative battery cable. Remove the screws from the air cleaner top cover. Remove the air cleaner top cover. Disconnect the harness connectors from the PCM. Remove the PCM.

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