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Home >> Cadillac >> 2004 >> CTS Base, 3.2 N >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Engine Mechanical - 5.7L (LS6)) >> Repair Instructions >> On-Vehicle Repair Instructions >> Crankcase Ventilation Hoses/Pipes Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .
  2. Remove the positive crankcase ventilation (PCV) tube from the right rocker arm cover.
    Fig 1: Identifying PCV Fresh Air Hose
    GM1392083Courtesy of GENERAL MOTORS CORP.
  3. Remove the PCV tube from the throttle body.
    4. Fig 2: View Of Positive Crankcase Ventilation (PCV) Dirty Air Hose
    GM1392087Courtesy of GENERAL MOTORS CORP.
  4. Remove the PCV hose from the valley cover.
  5. Remove the PCV hose from the intake manifold.
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