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Home >> Cadillac >> 2006 >> STS Base, 3.6 7, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 25 (Engine Mechanical - 4.6L (LH2) - 4 Of 5) >> Off-Vehicle Repair Instructions (Part 3) >> Intake Manifold Cleaning and Inspection - Off Vehicle >> Cleaning Procedure

Cleaning Procedure

WARNING: This page is about a different variant/trim than selected.
    IMPORTANT: Do not reuse the intake manifold-to-cylinder head sealing gaskets.
  1. Remove any remaining gasket and/or gasket material from the intake manifold.
  2. Clean the following intake manifold areas in solvent.
    • Intake manifold gasket grooves
    • Intake manifold passages
    • PCV vacuum hose passage
    • Vacuum hose fitting passage
  3. CAUTION: Refer to Safety Glasses Caution .
  4. Dry the intake manifold with compressed air.