GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2003 🢒 Envoy - 2WD 🢒 Engine 🢒 Engine Mechanical - 4.2L 🢒 Oil Filter Adapter Removal

    Object Number: 637719 Size: SH
  1. Remove the oil filter adapter.

    2. Object Number: 637718 Size: SH
  2. Remove the oil filter bypass valve.