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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1020 (Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, Or 7.0L (2 Of 5)) >> On-Vehicle Repair Information (1 Of 2) >> Positive Crankcase Ventilation Hose/Pipe/Tube Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of PCV Hose
    GM1696791Courtesy of GENERAL MOTORS CORP.
  1. Remove the intake manifold sight shield. Refer to Upper Intake Manifold Sight Shield Replacement .
  2. Remove the positive crankcase ventilation (PCV) hose from the intake manifold fitting and left valve rocker arm cover, if required.
  3. Fig 2: View Of PCV Tube
    GM1696754Courtesy of GENERAL MOTORS CORP.
  4. Remove the PCV tube (1) from the air cleaner outlet duct, if required.
  5. Fig 3: View Of PCV Tube & Right Valve Rocker Arm Cover Fitting
    GM1696757Courtesy of GENERAL MOTORS CORP.
  6. Remove the PCV tube (1) from the right valve rocker arm cover fitting (2), if required.
  7. Remove the appropriate PCV hose/tube from the vehicle.