Installation Procedure

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

Fig 1: HO2S Electrical Connector, Sensor 2 (Bank 1 Shown, Bank 2 Similar)

Courtesy of GENERAL MOTORS CORP.

CAUTION: Refer to Fastener Caution .

Install the oxygen sensor (HO2S) to the exhaust pipe and tighten 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.