EGR Valve: Notes
WARNING: This page is about a different car, the 2003 Pontiac Bonneville, 2003 Buick Park Avenue, and 2003 Buick LeSabre. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Whenever the Exhaust Gas Recirculation (EGR) valve is removed, the EGR system should be inspected and cleaned if needed. This will ensure that the EGR system will function properly under all operating conditions. See EGR SYSTEM CLEANING .