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Home >> Chevrolet >> 1984 >> Chevy Van G30, 4.1 D, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Feedback Carburetor Tests W/Codes >> Diagnosis >> Electronic Control Module (ECM) >> Removal
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Electronic Control Module (ECM): Removal

Turn ignition switch off. Disconnect negative battery cable from battery. Locate ECM and remove access panels, if any. Remove electrical connectors from ECM. Remove ECM from vehicle. Remove PROM from ECM.

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