GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2003 🢒 LeSabre 🢒 Engine 🢒 Engine Mechanical - 3.8L 🢒 Upper Intake Manifold Cleaning and Inspection
   • 
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.