Installation 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.
- NOTE:
Replace the exhaust gaskets with NEW gaskets.
Catalytic Converter (2) - Install
- Catalytic Converter Brace Bracket Nut (1) - Hand tighten [2x]
Catalytic Converter Brace Bracket Bolt (1) - Hand tighten [2x]
- CAUTION:
Refer to Fastener Caution .
Catalytic Converter Nut (1) - Install and tighten [4x]28 N.m (21 lb ft)
Catalytic Converter Brace Bracket Bolt (1) - Tighten [2x]22 N.m (16 lb ft)
Catalytic Converter Brace Bracket Nut (1) - Tighten [2x]22 N.m (16 lb ft)
Exhaust Temperature Sensor (1) - Connect - Exhaust Temperature Sensor Replacement - Position 2
Exhaust Temperature Sensor (1) - Connect - Exhaust Temperature Sensor Replacement - Position 1
- Nitrogen Oxides Catalytic Converter - Install - Nitrogen Oxides Catalytic Converter Replacement (LWN)
- Exhaust Manifold Heat Shield - Install - Exhaust Manifold Heat Shield Replacement (LWN)
- Catalytic Converter Heat Shield - Install - Catalytic Converter Heat Shield Replacement (LWN) , or Catalytic Converter Heat Shield Replacement (at Transmission LV1, L96, LC8)
- If replacing the Catalytic Converter with new, a Catalyst Reset will need to be performed. Catalyst Reset