Installation Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.

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

Rear Bumper Fascia Bolt (1) - Install and tighten [2x] - Rear Bumper Lower Fascia Replacement (without Blackwing) , or Rear Bumper Lower Fascia Replacement (with Blackwing)
Exhaust Heat Shield Retainer (2) - Install and tighten [9x] - Exhaust Rear Underbody Heat Shield Replacement
Rear Wheelhouse Liner Bolt (3) - Install and tighten [4x] - Rear Wheelhouse Liner Replacement
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Exhaust Muffler (1) @ Exhaust Intermediate Pipe Insulator-Left Side (2) - Install [2x]
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Exhaust Pipe Clamp (1) - Tighten 50 N.m (37 lb ft)
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Catalytic Converter Nut (1) - Install and tighten [2x] 50 N.m (37 lb ft)
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Floor Panel Tunnel Panel Front Brace (2) - Install - Floor Panel Tunnel Panel Front Brace Replacement
Inspect the exhaust system for leaks.