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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1565 (Engine Control System & Fuel System - 4.8L, 5.3L, 6.0L, 6.2L - Repair Instructions) >> Repair Instructions >> Fuel Pressure Sensor Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Chassis Wiring Harness Electrical Connector
    GM1855445Courtesy of GENERAL MOTORS CORP.
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Disconnect the chassis wiring harness electrical connector (1) from the fuel pressure sensor.
    3. Fig 2: Fuel Pressure Sensor
    GM1855447Courtesy of GENERAL MOTORS CORP.
  3. Wrap a shop towel around the fuel pressure sensor fitting in order to absorb any fuel that may leak out.
  4. Remove the fuel pressure sensor from the fuel line.
  5. Remove and discard the fuel pressure sensor O-ring seal.
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