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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1537 (Engine Mechanical (Repair Instructions 1 Of 3) - 5.7L) >> Repair Instructions (On-Vehicle & Off-Vehicle - Part 1 >> On-Vehicle Repair Instructions >> Positive Crankcase Ventilation (PCV) Valve Replacement (LS1 Engine) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: PCV Tube & Rocker Arm Cover
    GM551464Courtesy of GENERAL MOTORS CORP.
  1. Remove the positive crankcase ventilation (PCV) tube from the right rocker arm cover and intake manifold, if necessary.
    2. Fig 2: Left Rocker Arm Cover & PCV Valve Pipe
    GM379366Courtesy of GENERAL MOTORS CORP.
  2. Remove the PCV valve pipe from the left rocker arm cover.
    3. Fig 3: Right Rocker Arm Cover & PCV Valve Pipe
    GM379367Courtesy of GENERAL MOTORS CORP.
  3. Remove the PCV valve pipe strap nut.
  4. Remove the PCV valve pipe from the right rocker arm cover and intake manifold.
  5. Remove the PCV valve from the valve pipe.
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