chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 4045 > < Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 4043
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Oxygen Sensor: Service and Repair
Heated Oxygen Sensor Replacement - Bank 2 Sensor 1

Heated Oxygen Sensor Replacement - Bank 2 Sensor 1

Removal Procedure

Caution:  Refer to Heated Oxygen and Oxygen Sensor Caution   (See: Service Precautions/Heated Oxygen and Oxygen Sensor Caution).

1. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement   (See: Fuel Delivery and Air Induction/Fuel

Injector/Service and Repair/Fuel Injector Sight Shield Replacement).

2. Disconnect the engine wiring harness electrical connector (2) from the heated oxygen sensor (HO2S) electrical connector (3).
3. Remove the HO2S electrical connector retainer from the engine wiring harness clip (1).

4. Remove the HO2S (1) from the exhaust manifold.

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 4045 > < Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 4043