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Home >> Chevrolet >> 2004 >> Silverado 2500, 2D Pickup, LQ4/KL8, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 6.0L - Alternative Fuels (Introduction) >> Repair Instructions >> Fill Valve Replacement >> Removal Procedure

Removal Procedure

  1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure .
    2. CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.
  2. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (Single Battery) Battery Negative Cable Disconnect/Connect Procedure (Auxiliary Battery) in Engine Electrical in the C/K Pickup service manual.
  3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information in the C/K Pickup service manual. Remove the truck body or side panel as required on ZW9 equipped vehicles in order to gain access to the fill valve.
    4. Fig 1: Identifying Fill Line and Fill Valve
    GM757005Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the fill line (3) at the fill valve (2).
    5. Fig 2: Identifying Mounting Plate Bolts
    GM762852Courtesy of GENERAL MOTORS CORP.
  5. Remove the bolts (4) from the mounting plate (2).
    6. Fig 3: Locating Fill Valve Mounting Nut
    GM762870Courtesy of GENERAL MOTORS CORP.
  6. Remove the fill valve mounting nut (3).
  7. Remove the fill valve (2) from the vehicle.
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