GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2004 🢒 TopKick C-Series (Conventional) C4/C5 🢒 Engine 🢒 Engine Mechanical - 6.6L (LB7) 🢒 Oil Filler Tube Removal

    Object Number: 798884 Size: SH
  1. Remove the oil fill tube to thermostat housing bolt.
  2. Remove the oil fill tube to engine front cover bolt.
  3. Remove the oil fill tube.
  4. Remove the O-ring and discard.

    5. Object Number: 816005 Size: SH
  5. Remove the oil fill tube bolt.
  6. Remove the oil fill tube.
  7. Remove the oil fill tube O-ring and discard.