Installation Procedure

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

NOTE: Refer to Component Fastener Tightening Notice in Cautions and Notices.

IMPORTANT: A special anti-seize compound is used on the oxygen sensor threads. The new service sensors should have the compound already applied to the threads. Coat the threads of a reused sensor with anti-seize compound GM P/N 5613695 or the equivalent.

Fig 1: Identifying Heated Oxygen Sensor

Courtesy of GENERAL MOTORS CORP.

Install the heated oxygen sensor using the J 39194 . See Special Tools and Equipment .
Tighten: Tighten the heated oxygen sensor to 40 N.m (30 lb ft).

Fig 2: View Of Engine Harness Connector & Heated Oxygen Sensor Connector

Courtesy of GENERAL MOTORS CORP.

Connect the heated oxygen sensor connector to the engine harness connector.
Lower the vehicle.