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Home › Chevrolet › 2004 › Astro Van Cargo, AWD › Repair and Diagnosis › Engine Performance › System › Engine Controls - 4.3L - Introduction › Repair Instructions › Heated Oxygen Sensor (HO2S) Replacement Bank 1 Sensor 1 › Tools Required

Tools Required

J 39194-B:  Oxygen Sensor Wrench. See Special Tools and Equipment .

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