GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2003
🢒
Envoy - 2WD
🢒
Engine
🢒
Engine Controls - 4.8L, 5.3L, and 6.0L
🢒 Fuel Hose/Pipes Routing Diagram
Fuel Hose/Pipes Routing Diagram Without Returnless Fuel System
(1)
Fuel Pressure Service Connection
(2)
Fuel Injector Rail
(3)
Fuel Rail Feed Pipe
(4)
Fuel Feed Hose
(5)
Fuel Return Hose
(6)
Fuel Filter
(7)
Fuel Rail Return Pipe
(8)
Fuel Pressure Regulator
(9)
Fuel Injector