pontiac Workshop Repair Guides

Pontiac Workshop Service and Repair Manuals

Heated Oxygen Sensor 1 Replacement|Page 4838 > < Heated Oxygen Sensor 1 Replacement
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Oxygen Sensor: Service and Repair
Heated Oxygen Sensor 2 Replacement

HEATED OXYGEN SENSOR 2 REPLACEMENT

REMOVAL PROCEDURE

1. Raise the vehicle. Refer to Vehicle Lifting.

2. Disconnect the HO2S 2 harness connector (3).

3. IMPORTANT:  Silicone based products will contaminate the HO2S. DO NOT use products containing silicone on or near the HO2S.

Use a liquid penetrate before removing the sensor.

4. Remove the HO2S 2 (2) from the exhaust pipe.

INSTALLATION PROCEDURE

1. NOTE:  Silicone based products will contaminate the HO2S. Use only a nickel based anti-seize compound that does not contain silicone.

Heated Oxygen Sensor 1 Replacement|Page 4838 > < Heated Oxygen Sensor 1 Replacement