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Home >> Cadillac >> 2018 >> Escalade ESV Platinum, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 8 (Engine Controls And Fuel - 6.0L (L96) - Repair Instructions) >> Repair Instructions >> Evaporative Emission System Hose/Pipe Replacement (Intermediate) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2018 Chevrolet Suburban 3500 HD. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

Clean all fuel and evaporative emission (EVAP) line connections and surrounding areas prior to disconnecting the lines in order to avoid possible fuel and/or EVAP system contamination.

    Fig 1: Spare Tire And Stowage Lock Cylinder
    GM1704585Courtesy of GENERAL MOTORS COMPANY
  1. Relieve the fuel system pressure. Refer to Plastic Collar Quick Connect Fitting Service .
  2. Remove the spare tire stowage lock cylinder.
  3. Remove the spare tire.
  4. Drain the rear fuel tank. Refer to Fuel Tank Draining (Rear Tank) .
  5. Remove the rear exhaust insulator.
  6. Remove the spare wheel heat shield. Refer to Spare Wheel Heat Shield Replacement
    7. Fig 2: Spare Tire Hoist Crossmember And Bolts
    GM1705750Courtesy of GENERAL MOTORS COMPANY
  7. Remove the spare tire hoist crossmember bolts and crossmember.
    8. Fig 3: EVAP Canister And Quick Connect Fittings
    GM1372543Courtesy of GENERAL MOTORS COMPANY
  8. Disconnect the rear fuel tank EVAP line quick connect fittings from the EVAP canister. Refer to Plastic Collar Quick Connect Fitting Service .
    9. Fig 4: Fuel And EVAP Intermediate Lines At Fuel Tank
    GM1372710Courtesy of GENERAL MOTORS COMPANY
  9. Disconnect the fuel and EVAP intermediate line quick connect fittings from the front tank lines. Refer to Plastic Collar Quick Connect Fitting Service .
    10. Fig 5: Fuel Pressure Sensor Electrical Connector
    GM1372719Courtesy of GENERAL MOTORS COMPANY
  10. Disconnect the chassis harness electrical connector (1) from the fuel pressure sensor.
    11. Fig 6: Fuel Tank And Straps
    GM1224381Courtesy of GENERAL MOTORS COMPANY
  11. Support the fuel tank with a suitable jack.
  12. Remove the fuel tank strap bolts.
    13. CAUTION:

    Refer to Damage to Fuel Tank Straps Caution .

  13. Remove the fuel tank straps.
  14. With the aid of an assistant, lower the rear tank until the intermediate line connections can be reached.
    15. Fig 7: Fuel And EVAP Lines Quick Connect Fittings
    GM1705751Courtesy of GENERAL MOTORS COMPANY
  15. Disconnect the fuel and EVAP intermediate line quick connect fittings from the rear tank. Refer to Plastic Collar Quick Connect Fitting Service .
    16. Fig 8: Fuel And EVAP Intermediate Lines At Fuel Tank
    GM1224396Courtesy of GENERAL MOTORS COMPANY
  16. Remove the fuel and EVAP intermediate line assembly.
  17. Cap the fuel and EVAP lines in order to prevent possible EVAP/fuel system contamination.
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