Secondary Air Injection Crossover Pipe/Hose: Removal
WARNING: This page is about a different car, the 2003 Pontiac Montana, 2003 Oldsmobile Silhouette, and 2003 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.
- Turn OFF the ignition. Disconnect the Intake Air Temperature (IAT) sensor harness connector. See Figure. Remove the air cleaner intake duct from the MAF sensor and the throttle body. See AIR CLEANER INTAKE DUCT under AIR INDUCTION SYSTEMS. Remove the air cleaner element.
- Remove the ignition control module and coils. See IGNITION CONTROL MODULE under IGNITION SYSTEMS. Partially drain cooling system. Disconnect the upper radiator hose from radiator and reposition.
- Loosen the quick clamps that hold the crossover pipe hose ends to the Secondary Air Injection (AIR) shut-off valves. See Figure. Remove the AIR crossover pipe fastener. Remove the AIR crossover pipe.