gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 (1500 Series)|Page 7731 > < Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 (1500 Series)|Page 7729
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Oxygen Sensor: Service and Repair
Heated Oxygen Sensor Replacement - Bank 2 Sensor 1 (1500 Series)

Heated Oxygen Sensor Replacement - Bank 2 Sensor 1 (1500 Series)

Removal Procedure

Notice:  Refer to Heated Oxygen and Oxygen Sensor Notice.

1. Remove the right wheelhouse liner.
2. Remove the connector position assurance (CPA) retainer (2).
3. Disconnect the HO2S electrical connector (7) from the engine wiring harness electrical connector (1).
4. Remove the HO2S clip (8) from the engine wiring harness.

Notice:  Refer to Excessive Force and Oxygen Sensor Notice.

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 (1500 Series)|Page 7731 > < Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 (1500 Series)|Page 7729