Installation Procedure

WARNING: This page is about a different variant/trim than selected.

Fig 1: View Of HO2S - Bank 2, Sensor 2

Courtesy of GENERAL MOTORS CORP.

NOTE: Refer to Fastener Notice in Cautions and Notices.

Install the oxygen sensor to the exhaust pipe.
Tighten: Tighten the front heated oxygen sensor (HO2S) to 42 N.m (31 lb ft).
Route and attach the wiring as noted during disassembly.
Connect the oxygen sensor electrical connector.
Lower the vehicle.