Removal Procedure
WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
In order to avoid being burned, do not service the exhaust system while it is still hot. Service the system when it is cool.
WARNING:
Avoid contact with HOT components. Wear safety glasses and protective gloves to avoid personal injury.
- Catalytic Converter Heat Shield - Remove - Catalytic Converter Heat Shield Replacement (LWN) , or Catalytic Converter Heat Shield Replacement (at Transmission LV1, L96, LC8)
- Exhaust Manifold Heat Shield - Remove - Exhaust Manifold Heat Shield Replacement (LWN)
- Nitrogen Oxides Catalytic Converter - Remove - Nitrogen Oxides Catalytic Converter Replacement (LWN)
Exhaust Temperature Sensor (1) - Disconnect - Exhaust Temperature Sensor Replacement - Position 1
Exhaust Temperature Sensor (1) - Disconnect - Exhaust Temperature Sensor Replacement - Position 2
Catalytic Converter Nut (1) - Remove [4x]
Catalytic Converter Brace Bracket Bolt (1) - Remove [2x]
Catalytic Converter Brace Bracket Nut (1) - Remove [2x]
- Catalytic Converter (2) - Remove
- If replacing the catalytic converter, transfer parts as necessary.
NOTE:
Lower the vehicle to remove the catalytic converter through the top of the engine compartment.