GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2003 🢒 TopKick C-Series (Conventional) C4/C5 🢒 Engine 🢒 Engine Mechanical - 8.1L 🢒 Draining Fluids and Oil Filter Removal

Draining Fluids and Oil Filter Removal for GMC Truck TopKick C-Series (Conventional) C4/C5 2003


    Object Number: 470515 Size: SH
  1. Remove the oil pan drain plug.
  2. Drain the engine oil.
  3. Remove the oil filter (2).
  4. Remove the left engine coolant drain hole plug (1) and the right engine coolant drain hole plug.
  5. Drain the engine coolant.