Silverado 3500 2WD V8-6.0L (2007)
37. Remove the manifold absolute pressure (MAP) sensor retainer.
38. Remove the MAP sensor.
39. Disconnect the EVAP tube quick connect fitting at the intake manifold.
40. Disengage the retainer securing the EVAP canister purge solenoid to the fuel rail.
41. Remove the EVAP tube and purge solenoid.