Air Cleaner Outlet Resonator (4.2L): Removal
WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
- Loosen the air cleaner outlet duct and air cleaner outlet resonator clamps (2). See Figure.
- Disconnect the electrical connector from the intake air temperature (IAT) sensor (1).
- Disconnect the air cleaner outlet duct from the air cleaner outlet resonator.
- Disconnect the fuel pressure regulator vacuum supply from the air cleaner outlet resonator.
- Remove the two air cleaner outlet resonator to engine bolts (4). See Figure.
- Disconnect the crankcase ventilation hose (1) from the valve cover port (2).
- Remove the air cleaner outlet resonator assembly (5) from the engine.