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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 976 (Engine Controls - 6.6L (Lb7) (Introduction)) >> Repair Instructions >> Fuel Rail Temperature (FRT) Sensor Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Loosen the outlet duct clamp at the upper intake manifold cover.
  2. Remove the upper intake manifold cover from the outlet duct.
  3. Remove the upper intake manifold cover.
    4. Fig 1: View Of Upper Intake Manifold Cover, Outlet Duct & Clamp
    GM813243Courtesy of GENERAL MOTORS CORP.
  4. Loosen the charged air cooler inlet duct to turbocharger clamp (1).
    IMPORTANT: Do not use a screwdriver or other tool to pry the hose loose. The hose can be torn or damaged. Loosen the hose by twisting.
    5. Fig 2: View Of Charged Air Cooler Inlet Duct & Clamps
    GM877281Courtesy of GENERAL MOTORS CORP.
  5. Remove the charged air cooler inlet duct from the turbocharger.
  6. Disconnect the fuel temperature sensor electrical connector (1).
    7. Fig 3: Fuel Rail Temperature Sensor Electrical Connector
    GM786977Courtesy of GENERAL MOTORS CORP.
  7. Remove the fuel temperature sensor.
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