buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

Heated Oxygen Sensor Replacement - Position 1|Page 7209 > < Heated Oxygen Sensor Replacement - Position 1|Page 7207
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1. If reinstalling the old HO2S, coat the threads with anti-seize compound GM P/N 12377953 or equivalent.
2. Using the J 39194-B, install the HO2S, if equipped with AWD.

NOTE:  Refer to Fastener Notice.

Tighten the sensor to 41 N.m (30 lb ft).

3. Using the J 39194-B, install the HO2S, if equipped with FWD.

Tighten the sensor to 41 N.m (30 lb ft).

Heated Oxygen Sensor Replacement - Position 1|Page 7209 > < Heated Oxygen Sensor Replacement - Position 1|Page 7207