Installation Procedure

WARNING: This page is about a different car, the 2005 Chevrolet Optra5 and 2005 Chevrolet Optra. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Exhaust Pipe To Muffler Nuts

Courtesy of GENERAL MOTORS CORP.

Install the exhaust front pipe and the gasket.

NOTE: Refer to Fastener Notice in Cautions and Notices.

Install the nuts from the exhaust front pipe-to-exhaust front muffler.
Tighten: Tighten the exhaust front pipe-to-exhaust front muffler nets to 30 N.m (22 lb ft) .

Fig 2: View Of Exhaust Pipe Mounting Bracket Bolt And Catalytic Converter Flange Nuts

Courtesy of GENERAL MOTORS CORP.

Install the nuts from the exhaust front pipe-to-catalytic converter flange.
Install the exhaust front pipe mounting bracket bolt.
Tighten
- Tighten the exhaust front pipe-to-catalytic converter nuts to 40 N.m (30 lb ft) .
- Tighten the exhaust front pipe-to-cylinder block bolt to 50 N.m (37 lb ft) .
Connect the oxygen sensor connector.

Fig 3: View Of Lower Bracket And Bolts

Courtesy of GENERAL MOTORS CORP.

Install the crossmember lower bracket bolts.
Tighten: Tighten the crossmember lower bracket bolts to 35 N.m (26 lb ft) .