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Home >> GMC >> 1972 >> Jimmy 5.0L Eng VIN F, Automatic Trans, Trans Mfr CD THM350 >> Repair and Diagnosis >> Engine Performance >> Theory and Operation >> Computer Command Control >> Maintenance & Testing >> CEC Solenoid

CEC Solenoid

Check for free movement of solenoid plunger and for incorrectly adjusted plunger (out too far). With ignition off, solenoid should de-energize. Remove one lead from solenoid, turn ignition on and solenoid should de-energize. If solenoid does not de-energize it should be replaced.