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Home >> Cadillac >> 2016 >> ATS V, 4D Sedan, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 3.6L (LF4 LGX) - Repair Instructions >> Repair Instructions >> Fuel Feed Front Pipe Replacement

Fuel Feed Front Pipe Replacement

Fig 1: Fuel Feed Front Pipe
GM3599978Courtesy of GENERAL MOTORS COMPANY
Callout Component Name

Preliminary Procedures

  1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief .
  2. Remove the engine rear noise shield. Refer to Engine Rear Noise Shield Replacement (LF4) Engine Rear Noise Shield Replacement (LGX) .
  3. Disconnect the fuel feed line quick connect. Refer to Metal Collar Quick Connect Fitting Service .
1 Fuel Feed Pipe Bolt (Qty: 2)
CAUTION:

Refer to Fastener Caution .


Tighten 
50 N.m (37 lb ft)
2 Fuel Feed Pipe
CAUTION:

Refer to Component Fastener Tightening Caution .

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.

Tighten 
28 N.m (21 lb ft)
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