GM Service Manual Online
For 1990-2009 cars only

Oil Filter Adapter Removal for Chevrolet Blazer - 4WD 1997

  1. Remove the oil filter.
  2. Be sure that the gasket is removed with the filter.
  3. Remove the oil filter adapter.
  4. Remove the oil filter bypass valve using a screwdriver or punch to pry the valve out.
  5. Clean the oil filter mounting surface.