GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2003
🢒
TopKick C-Series (Conventional) C6/C7/C8
🢒
Engine
🢒
Engine Controls - 8.1L
🢒 Fuel Hose/Pipes Routing Diagram
(1)
J 34730-1A Fuel Pressure Gauge
(2)
Fuel Pressure Gauge Bleed Hose
(3)
Feed Pipe
(4)
Return Pipe
(5)
J 37287 Fuel Line Shut-off Adapters