Removal (3.1L & 3.4L)
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 EGR valve electrical connector. See Figure. Remove the bolt retaining the pipe assembly from the EGR valve and carefully pull the pipe back. Remove the EGR valve retaining bolts. Remove the EGR valve assembly. Remove the gasket. Clean the EGR valve mating surface.