Installation Procedure

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Heated Oxygen Sensor

Courtesy of GENERAL MOTORS CORP.

Apply a small amount of anti-seize compound SA P/N 21485279, or equivalent, to the threads of the heated sensor 2.

NOTE: Refer to Fastener Notice .

Install the bank 1 heated oxygen sensor 2 using the J 39194-C .
Tighten: Tighten the oxygen sensor to 44 N.m (33 lb ft).

Fig 2: View Of Heated Oxygen Sensor (HO2S)

Courtesy of GENERAL MOTORS CORP.

Install the heated oxygen sensor wiring harness bracket and bolt.
Tighten: Tighten the bolt to 10 N.m (89 lb in).
Lower the vehicle.
Install the heated oxygen sensor connector retaining bracket and bolt.
Tighten: Tighten the bolt to 10 N.m (89 lb in).
Connect the bank 1 heated oxygen sensor 2 harness connector (2). Make sure the locking tab is in the full closed position.
Connect the connectors to the retaining bracket.
Start the engine and make sure no exhaust leaks exist.