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Home >> GMC >> 2004 >> Sierra 2500 HD, 2D Pickup, 6.6 1, RWD, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 6.6L (Lb7) (Introduction) >> Repair Instructions >> Water-in-Fuel Sensor Replacement >> Removal Procedure

Removal Procedure

  1. Drain the fuel from the fuel filter. Refer to Water-in-Fuel Draining Procedure .
  2. Disconnect the water-in-fuel sensor electrical connector (1).
    3. Fig 1: Water-In-Fuel Sensor & Fuel Heater
    GM786973Courtesy of GENERAL MOTORS CORP.
  3. Remove the water-in-fuel sensor (3) from the fuel filter (2).
    4. Fig 2: Fuel Filter Adapter, Fuel Filter & Water-In-Fuel Sensor
    GM752028Courtesy of GENERAL MOTORS CORP.
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