9-7X V8-5.3L (2005)
1. Install the exhaust hanger to the catalytic converter.
2. Install the catalytic converter and exhaust hanger assembly to the vehicle.
Notice: Refer to Fastener Notice (See: Service Precautions/Vehicle Damage Warnings/Fastener Notice).
3. Install the bolt securing the catalytic converter pipe hanger to the transmission mount.
Tighten the bolt to 30 Nm (22 ft. lbs.).
4. Install the transmission mount.
5. Install the catalytic converter pipe to the exhaust manifold with a NEW exhaust seal.
6. Hand thread the nuts evenly against the exhaust flange until the pipe is secure.
Tighten the nuts to 50 Nm (37 ft. lbs.).
7. Connect the HO2S electrical connector.
8. Lower the vehicle.
