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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine Mechanical - 2.0L) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Intake Manifold Cleaning and Inspection

Intake Manifold Cleaning and Inspection

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    Fig 1: Inspecting Intake Manifold
    GM1451051Courtesy of GENERAL MOTORS CORP.
  1. Clean the intake manifold mating surfaces.
  2. Inspect the intake manifold for damage.
  3. Inspect the intake manifold for cracks near bolt holes.
  4. Inspect the crankcase ventilation passages in the intake manifold face for blockage.