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Fuel Hose/Pipes Routing Diagram

Fig 1: Fuel Tank Assembly Routing Diagram
GM877203Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuel Fill Hose
2 Left Fuel Tank Grade Vent Valve
3 Fuel Feed Pipe to Engine
4 5/16 Inch Auxiliary Fuel Feed Pipe
5 3/8 Inch Auxiliary Fuel Return Pipe
6 Right Fuel Tank Grade Vent Valve
7 Fill Limiter Vent Valve (FLVV)
8 Secondary Fuel Pressure Regulator
9 Siphon Jet Pump
10 Convoluted Crossover Hose
11 Anti-Siphon Hole
12 Fuel Sender Reservoir
13 Turbine Fuel Pump
14 Venturi Pump
15 Primary Fuel Pressure Regulator
16 Reverse Flow Check Valve
17 Fuel Filter