Fuel Injection Line Routing Diagram

Fig 1: Identifying Fuel System Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fuel Injectors
2	Fuel Injector to Fuel Rail Pipe
3	Fuel Pressure Regulator 2 Valve
4	Fuel Rail
5	Fuel Return Hose
6	Fuel Injection Pump to Fuel Rail Pipe
7	Fuel Injection Pump
8	Fuel Rail Pressure Sensor
9	Fuel Injector to Fuel Rail Pipe