GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Oldsmobile 🢒 2003 🢒 Aurora 🢒 Engine 🢒 Engine Controls - 4.0L 🢒 Emission Hose Routing Diagram

Vacuum Hose Routing
Object Number: 682199 Size: MF
(1)PCV Valve
(2)AIR Control Valve
(3)AIR Vacuum Solenoid Valve
(4)Fuel Pressure Regulator
(5)EVAP Purge Pipe to EVAP Canister
(6)EVAP Canister Purge Valve
(7)Throttle Body
(8)AIR Control Valve
(9)Intake Manifold