GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2007 🢒 Montana SV6 Ext. 🢒 Engine 🢒 Engine Mechanical - 3.9L 🢒 Water Pump Cleaning and Inspection

Water Pump Cleaning and Inspection for Pontiac Montana SV6 Ext. 2007


    Object Number: 1557835 Size: SH
  1. Remove all gasket material from the sealing surface.
  2. Inspect the water pump impeller for damage.
  3. Inspect the water pump shaft for looseness.
  4. Replace the water pump if necessary.