GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2007 🢒 Terrain 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Water-in-Fuel Draining
  1. Turn the water-in-fuel drain screw counterclockwise.
  2. Drain off water completely.
  3. When finished, turn the drain screw clockwise until tightened.
  4. Prime the fuel system. Refer to Fuel System Priming .