Removal (3.8L)
WARNING: This page is about a different car, the 2003 Pontiac Grand Prix, 2003 Chevrolet Monte Carlo, 2003 Chevrolet Impala, 2003 Buick Regal, and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
Turn OFF the ignition. Disconnect the electrical connector from the Exhaust Gas Recirculation (EGR) valve. See Figure. Remove the 2 EGR valve retaining nuts. Remove the EGR valve. Remove the gasket from the EGR valve inlet pipe. Clean the EGR valve adapter from dirt and debris.