TrailBlazer 4WD L6-4.2L (2007)
8. Remove the exhaust hanger from the catalytic converter pipe.
Installation Procedure
1. Install the exhaust hanger to the catalytic converter pipe.
2. Install the catalytic converter pipe to the vehicle.
3. Install the transmission mount. Refer to Transmission Mount Replacement (4.2L) Transmission Mount Replacement (5.3L).
4. Install the converter pipe to the muffler.
Notice: Refer to Fastener Notice.
Important: The exhaust flange nuts must be tightened evenly to align the joint and prevent exhaust leaks.
5. Hand thread both nuts evenly until they contact the exhaust flange.
Tighten the nuts to 45 N.m (33 lb ft).
