C 1500 Truck 2WD V6-4.3L VIN X (2003)
22. Disconnect the power brake booster vacuum hose from the vacuum fitting.
23. Remove the accelerator cable bracket nuts.
24. Remove the accelerator cable bracket.
25. Remove the intake manifold - upper studs.
26. Remove the front two throttle body studs.
27. Remove the intake manifold - upper.