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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 >> Fuel Tank Pressure Sensor Replacement >> Removal Procedure

Removal Procedure

    CAUTION: Refer to Compressed Natural Gas (CNG) Flammability Caution in Cautions and Notices.
    CAUTION: Refer to Compressed Natural Gas (CNG) Fuel Pressure Relief Caution in Cautions and Notices.
  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. Fig 1: View Of Fuel Tank And Fuel Tank Cover
    GM757009Courtesy of GENERAL MOTORS CORP.
  3. Remove the tank cover (2). Refer to Fuel Tank Cover Replacement .
    4. Fig 2: Identifying HPL Line Fittings
    GM763013Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the fuel tank pressure (FTP) sensor connector (1).
  5. Remove the FTP sensor (2) from the high pressure lock-off (HPL) solenoid.
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