EGR Valve Vacuum Sensor: Removal
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Disconnect the negative battery cables. Disconnect the Exhaust Gas Recirculation (EGR) valve vacuum sensor electrical connector. See Figure. Disconnect the EGR valve vacuum sensor vacuum line. Remove the EGR valve vacuum sensor from the bracket.