GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2001 🢒 LeSabre 🢒 Engine 🢒 Engine Mechanical - 6.6L 🢒 Intake Manifold Cleaning and Inspection

    Object Number: 663735 Size: SH
  1. Clean the intake manifold tube.
  2. Clean the intake manifold tube mating surfaces.
  3. Inspect the intake manifold tube for cracks.
  4. Inspect the intake manifold tube mating surfaces for damage.
  5. Replace the intake manifold tube if any damage is found.

    6. Object Number: 663737 Size: SH
  6. Clean the intake manifold.
  7. Clean the intake manifold mating surfaces.
  8. Inspect the intake manifold for cracks.
  9. Inspect the intake manifold mating surfaces for damage.
  10. Replace the intake manifold if any damage is found.