GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2009 🢒 Montana SV6 Ext. 🢒 Engine 🢒 Engine Mechanical - 3.9L 🢒 Crankshaft Rear Oil Seal Replacement

Removal Procedure
  1. Remove the flywheel. Refer to Engine Flywheel Replacement .
  2. Remove the crankshaft rear main oil seal. Refer to Crankshaft Rear Oil Seal Removal .

Installation Procedure
  1. Install the crankshaft rear main seal. Refer to Crankshaft Rear Oil Seal Installation .
  2. Install the flywheel. Refer to Engine Flywheel Replacement .