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Home >> GMC >> 2001 >> Sierra 2500 HD, 2D Pickup, 6.6 1, 4WD, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 6.6L - Repair Instructions >> Repair Instructions >> Fuel Injection Fuel Rail Fuel Pressure Sensor Replacement >> Installation Procedure

Installation Procedure

    Fig 1: Installing Sensor To Function Block
    GM830869Courtesy of GENERAL MOTORS COMPANY
  1. Install the sensor and a NEW metal gasket to the function block.

    If a crows foot is used to torque the sensor then special attention to the position of the crows foot in relation to the torque wrench is required.

    2. Fig 2: View Of Crows Foot (90 Degrees)
    GM663912Courtesy of GENERAL MOTORS COMPANY
  2. Refer to FASTENER NOTICE in Cautions and Notices.

    If the crows foot is kept perpendicular (90 degrees) to the torque wrench during the entire tightening procedure, then the torque wrench can be set to the listed torque specification.

    Tighten 

    Tighten the sensor to 70 N.m (52 lb ft).

    3. Fig 3: Fuel Rail Pressure Sensor
    GM830871Courtesy of GENERAL MOTORS COMPANY
  3. Connect the sensor (1) electrical connector.
  4. Install the A/C compressor. Refer to Air Conditioning Compressor Replacement (LB7 w/ Harrison) , Air Conditioning Compressor Replacement (LB7 w/ Denso) in Heating, Ventilation, and Air Conditioning.
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