Installation Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of GENERAL MOTORS COMPANY

Catalytic Converter Gasket (2) - Install NEW
Exhaust Muffler (1) - Install
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Exhaust Muffler (1) @ Exhaust Rear Muffler Insulator-Right Side (3) - Install
Exhaust Muffler (1) @ Exhaust Intermediate Pipe Insulator-Right Side (2) - Install
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Exhaust Muffler (1) @ Exhaust Rear Muffler Insulator-Left Side (3) - Install
Exhaust Muffler (1) @ Exhaust Intermediate Pipe Insulator-Left Side (2) - Install
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Electrical Connector (1) @ Exhaust Control Valve Actuator - Connect [2x]
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CAUTION:
Refer to Fastener Caution .

Catalytic Converter Nut (1) - Install [2x] - Fastener Specifications
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Floor Panel Reinforcement (2) - Install
Floor Panel Number 4 Cross Bar Reinforcement Bolt (1) - Install and tighten [6x] - Fastener Specifications
Lower the vehicle.
Inspect the exhaust system for leaks.