GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1999 🢒 GMC K Pickup - 4WD 🢒 Engine 🢒 Engine Mechanical - 7.4L 🢒 Draining Fluids and Oil Filter Removal
  1. Remove the oil pan drain plug.
  2. Drain the engine oil.

    3. Object Number: 181988 Size: SH
  3. Remove the oil filter.

    4. Object Number: 69033 Size: SH
  4. Remove the coolant drain hole plugs.
  5. Drain the coolant.