GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2003 🢒 GMC C Sierra - 2WD 🢒 Engine 🢒 Engine Controls - 8.1L 🢒 Emission Hose Routing Diagram

Vacuum Hose Routing
Object Number: 688663 Size: MF
(1)Fuel Pressure Regulator
(2)EVAP Purge Pipe
(3)EVAP Purge Solenoid Valve
(4)Throttle Body
(5)Intake Manifold Vacuum Source