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Home >> Buick >> 2008 >> Allure CXL >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (Engine Control System & Fuel System - 5.3L - Introduction (2 Of 2)) >> Repair Instructions >> Evaporative Emission Hoses/Pipes Replacement - Engine/Chassis >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
IMPORTANT: Clean the evaporative emission (EVAP) connections and surrounding areas prior to disconnecting the line in order the avoid possible system contamination.
    Fig 1: View Of Fuel Feed Line & Evaporative Emission (EVAP) Line
    GM1551868Courtesy of GENERAL MOTORS CORP.
  1. Remove the engine sight shield. Refer to Upper Intake Manifold Sight Shield Replacement .
  2. Remove the air cleaner outlet duct. Refer to Air Cleaner Resonator Outlet Duct Replacement .
  3. Remove the brake master cylinder and reposition. Refer to Master Cylinder Replacement .
  4. Disconnect the EVAP (2) line from the purge solenoid. Refer to Plastic Collar Quick Connect Fitting Service .
    5. Fig 2: View Of Fuel/Brake Pipe Retainers
    GM1555269Courtesy of GENERAL MOTORS CORP.
  5. Open the fuel/brake pipe retainers (1).
  6. Remove the EVAP line from the fuel/brake pipe retainers (1).
  7. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
    8. Fig 3: View Of Fuel/Brake Line Retainer Bolt
    GM1555271Courtesy of GENERAL MOTORS CORP.
  8. Remove the fuel/brake line retainer bolt.
  9. Remove the EVAP line from the retainer.
    10. Fig 4: View Of Fuel/Brake Line Push In Retainer
    GM1555273Courtesy of GENERAL MOTORS CORP.
  10. Remove the fuel/brake line push in retainer from the underbody.
  11. Remove the EVAP line from the retainer.
    12. Fig 5: View Of Fuel/Brake Pipe Retainer Bolts
    GM1555275Courtesy of GENERAL MOTORS CORP.
  12. Remove the fuel/brake line retainer bolts.
  13. Remove the EVAP line from the retainer.
    14. Fig 6: View Of Rear Fuel/Brake Pipe Retainer
    GM1555277Courtesy of GENERAL MOTORS CORP.
  14. Open the fuel/brake line retainer (1).
  15. Remove the EVAP line from the retainer.
    16. Fig 7: View Of Fuel Feed, EVAP & Fuel Tank Lines
    GM1554561Courtesy of GENERAL MOTORS CORP.
  16. Disconnect the EVAP (4) line from the fuel tank EVAP line (1). Refer to Plastic Collar Quick Connect Fitting Service .
  17. Remove the EVAP line.
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