2001 Ford F 250 F250 7 3 Diesel Heat Both Heater Hoses Getting Warm Engine

2001 FORD F-250
220 MILES
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JERRY S26
  • MEMBER
  • 2 POSTS
2001 ford F250, 7.3 diesel, no heat, both heater hoses not getting warm when engine is hot. Only the upper radiator hose is hot .Both thermostat and water pump has been changed .What else could be wrong ? Thanks for any assistance !
Dec 26, 2012 at 9:52 AM
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WRENCHTECH
  • ✓Experienced Mechanic
  • 20,760 POSTS
That could be a plugged up heater core. I would remove both hoses and back flush it thoroughly with a garden hose under pressure.
Dec 26, 2012 at 10:03 AM
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