GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Cadillac
🢒
2005
🢒
DeVille
🢒
Engine
🢒
Engine Controls - 4.6L
🢒 Emission Hose Routing Diagram
Vacuum Hose Routing
(1)
Positive Crankcase Ventilation (PCV) Valve
(2)
Fuel Pressure Regulator
(3)
Evaporative Emission (EVAP) Purge Pipe to EVAP Canister
(4)
Evaporative Emission (EVAP) Canister Purge Valve
(5)
Throttle Body Assembly
(6)
Intake Manifold