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Fuel Feed Pipe Replacement (LFX At Engine)

Fig 1: Fuel Feed Pipe & Mounting Components (LFX At Engine)
GM2756292Courtesy of GENERAL MOTORS COMPANY
Callout Component Name

Preliminary Procedures

  1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief .
  2. Remove the intake manifold cover. Refer to Intake Manifold Cover Replacement (LFX) .
  3. Remove the fuel pipe shield. Refer to Fuel Pipe Shield Replacement (LFX) .
  4. Disconnect the fuel feed line quick connect. Refer to Metal Collar Quick Connect Fitting Service .
1 Fuel Feed Pipe Fitting (Qty: 1)
CAUTION:

Refer to Fastener Caution .


Tighten 
28 N.m (21 lb ft)
2 Fuel Feed Pipe Bolt (Qty: 2)
Tighten 
50 N.m (37 lb ft)
3 Fuel Feed Pipe

Procedure

  1. Unclip the electrical harness from the feed pipe bracket.
  2. DISCARD the pipe when removed, and install a NEW pipe.
  3. Ensure that the high pressure fuel pipe, and fuel pump fittings are clean and dry prior to assembly.
  4. Pressure up the fuel system and check for leaks.