chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Heated Oxygen Sensor (HO2S) Replacement Bank 1 Sensor 1|Page 7709 > < Heated Oxygen Sensor (HO2S) Replacement Bank 1 Sensor 1|Page 7707
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1. If reinstalling the old sensor, coat the threads with anti-seize compound GM P/N 12377953, or equivalent.

NOTE:  Refer to Fastener Notice in Service Precautions.

2. Install the HO2S (3).

Tighten
Tighten the sensor to 42 N.m (31 lb ft).

3. Connect the HO2S electrical connector.
4. Connect the CPA retainer.
5. Lower the vehicle.

Heated Oxygen Sensor (HO2S) Replacement Bank 1 Sensor 1|Page 7709 > < Heated Oxygen Sensor (HO2S) Replacement Bank 1 Sensor 1|Page 7707