October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
Removal Procedure
Courtesy of GENERAL MOTORS CORP.
- Remove the crossmember lower bracket with the bolts.
Courtesy of GENERAL MOTORS CORP.
- Disconnect the oxygen sensor connector.
- Remove the exhaust front pipe mounting bracket bolt.
- Remove the nuts from the exhaust front pipe-to-catalytic converter flange.
Courtesy of GENERAL MOTORS CORP.
- Remove the nuts from the exhaust front pipe-to-exhaust front muffler.
- Remove the exhaust front pipe and the gasket.
- Clean the sealing surfaces on the exhaust front muffler pipe flange and the exhaust front pipe.
- Inspect the exhaust front pipe for holes, damage, open seams or other deterioration which could permit exhaust fumes to seep into the passenger compartment.