Installation Procedure

WARNING: This page is about a different car, the 2009 Pontiac Torrent and 2009 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Catalytic Converter To Exhaust Manifold Gasket & Exhaust Flexible Pipe Gasket

Courtesy of GENERAL MOTORS CORP.

Install a NEW catalytic converter to exhaust manifold gasket (1) onto the catalytic converter.
Install the catalytic converter to the vehicle.
Install a NEW catalytic converter to exhaust flexible pipe gasket (2) between the converter and the flexible pipe.

Fig 2: Identifying Right & Left Catalytic Converter To Exhaust Flexible Pipe Nuts

Courtesy of GENERAL MOTORS CORP.

CAUTION: Refer to Fastener Caution .

Install the right catalytic converter to exhaust flexible pipe nuts and tighten to 25 N.m (18 lb ft).

Fig 3: Identifying Heated Oxygen Sensor (HO2S) Electrical Connector

Courtesy of GENERAL MOTORS CORP.

Connect the HO2S electrical connector (2) to the engine wiring harness electrical connector.
Lower the vehicle.

Fig 4: Identifying Catalytic Converter To Exhaust Manifold Nuts

Courtesy of GENERAL MOTORS CORP.

Install the catalytic converter to exhaust manifold nuts (1) and tighten to 50 N.m (37 lb ft).
Install the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement - Right Side (LNJ) or Exhaust Manifold Heat Shield Replacement - Right Side (LY7) .