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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 977 (Engine Controls - 6.6L (LLY) (Introduction)) >> Repair Instructions >> Air Intake Pipe 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. Remove the intake manifold cover. Refer to Intake Manifold Cover Replacement in Engine Mechanical - 6.6L (LLY).
  2. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
  3. Remove the positive crankcase ventilation (PCV) hose/pipe. Refer to Crankcase Ventilation Hoses/Pipes Replacement in Engine Mechanical - 6.6L (LLY).
  4. Disconnect the turbocharger electrical connector. Lift the metal retainer, in order to disconnect.
  5. Remove the engine wire harness clamp bolt and reposition.
    6. IMPORTANT: The clamp for the air intake pipe uses reverse threads.
    Fig 1: View Of Turbocharger Air Intake Pipe
    GM1394901Courtesy of GENERAL MOTORS CORP.
  6. Loosen the air intake pipe to turbocharger clamp (1).
  7. Remove the air intake pipe (2) from the turbocharger.
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