C 20 3/4 Ton Pickup 2WD L6-250 4.1L VIN D 2-bbl (1982)
EGR Valve: Service and Repair
1. Disconnect EGR vacuum hose from valve.
2. Remove belts or nuts securing EGR valve to manifold.
3. Remove EGR valve from manifold.
4. Reverse procedure to install.