pontiac Workshop Repair Guides

Pontiac Workshop Service and Repair Manuals

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 8666 > < Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 8664
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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 Safety Glasses Caution  (See: Service Precautions/Technician Safety Information/Safety Glasses Warning) .
Caution:  Refer to Vehicle Lifting Caution  (See: Maintenance/Vehicle Lifting/Service Precautions) .

1. Ignition Off.

2. Raise and support the vehicle. Refer toLifting and Jacking the Vehicle  (See: Maintenance/Vehicle Lifting/Service and Repair) .
3. Remove the HO2S electrical connector from the wiring harness bracket (1).

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

4. Disconnect the heated oxygen sensor (HO2S) electrical connector (2).

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 8666 > < Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 8664