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Home >> Oldsmobile >> 1990 >> Custom Cruiser >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul >> Removal & Installation >> Oxygen (O2) Sensor >> Notes

Oxygen (O2) Sensor: Notes

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O2 sensor is mounted in the exhaust pipe just below the exhaust manifold. It is equipped with a permanent pigtail which must be protected from damage when the sensor is removed.