Removal & Installation (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. Remove the bolt retaining the pipe assembly from the EGR valve and carefully pull the pipe assembly back. See Figure. Unscrew the EGR pipe assembly nut from the exhaust manifold. Remove the EGR pipe. To install, reverse removal procedure. Tighten EGR pipe bolt/nut to specification. See TORQUE SPECIFICATIONS .