LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Cadillac >> 2005 >> DeVille Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Introduction >> Repair Instructions >> Quick Connect Fitting(s) Service (Plastic Collar) >> Removal Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Removal Procedure

    Fig 1: Blowing Dirt Out Of Fitting (Plastic Collar)
    GM155410Courtesy of GENERAL MOTORS CORP.
  1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure .
  2. CAUTION: Wear safety glasses when using compressed air in order to prevent eye injury.
  3. Blow dirt out of the fitting using compressed air.
  4. Fig 2: Squeezing Quick Connect Fitting Release Tabs (Plastic Collar)
    GM12777Courtesy of GENERAL MOTORS CORP.
  5. Squeeze the plastic tabs of the male end connector.
  6. Fig 3: Pulling Connection Apart (Plastic Collar)
    GM12778Courtesy of GENERAL MOTORS CORP.
  7. Pull the connection apart.
  8. NOTE: Use an emery cloth in order to remove rust or burrs from the fuel pipe. Use a radial motion with the fuel pipe end in order to prevent damage to the O-ring sealing surface.
  9. Wipe off the male pipe end using a clean shop towel.
  10. Inspect both ends of the fitting for dirt and burrs.
  11. Clean or replace the components as required.