GM Service Manual Online
For 1990-2009 cars only

Intake Manifold Cleaning and Inspection Upper

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Object Number: 187043  Size: SH
  • Clean the upper intake manifold mating surfaces.
  •    • 
  • Clean the upper intake manifold.
  •    • 
  • Inspect the upper intake manifold for damage.
  •    • 
  • Replace the upper intake manifold as necessary.
  • Intake Manifold Cleaning and Inspection Lower VIN K

       • 
    Object Number: 187040  Size: SH
  • Clean the lower intake manifold mating surfaces.
  •    • 
  • Clean the lower intake manifold.
  •    • 
  • Inspect the threaded holes for damage.
  •    • 
  • Inspect the lower intake manifold for damage or nicks in the mating surfaces.
  •    • 
  • Replace or repair the lower intake manifold as necessary.
  • Intake Manifold Cleaning and Inspection Lower VIN 1

       • 
    Object Number: 187047  Size: SH
  • Clean the lower intake manifold mating surfaces.
  •    • 
  • Clean the lower intake manifold.
  •    • 
  • Inspect the threaded holes for damage.
  •    • 
  • Inspect the lower intake manifold for damage or nicks in the mating surfaces.
  •    • 
  • Replace or repair the lower intake manifold as necessary.