IM WONDERING WHAT THIS HOSE IS FOR AND WHY ITS LEAKING COOLANT

  • Tiny
  • mydamtruck
  • 2002 Ford Ranger
  • 172,000 miles

I have a 02 ford ranger 4cyl 2.3L and there is a 1/2" tube coming out of my firewall by the heater core that is leaking coolant

Wednesday, February 22nd, 2012 AT 12:13 AM

7 Answers

  • Tiny
  • rasmataz
  • Member

You sure its not the heater control valve bypass hose tubing

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Wednesday, February 22nd, 2012 AT 12:21 AM
  • Tiny
  • mydamtruck
  • Member

I dont know what it is but its leaking all my coolant out

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Wednesday, February 22nd, 2012 AT 12:27 AM
  • Tiny
  • Wrenchtech
  • Expert
  • 19,587 posts

That is the heater control valve.

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Wednesday, February 22nd, 2012 AT 12:30 AM
  • Tiny
  • mydamtruck
  • Member

And since its leaking all the time im guessing I need to new heater core?

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Wednesday, February 22nd, 2012 AT 1:08 AM
  • Tiny
  • caradiodoc
  • Expert
  • 24,980 posts

I think you're right. It looks like the drain tube below the control valve is wet. There used to be a 4" rubber hose hanging down from it to help keep debris and cold air out.

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Wednesday, February 22nd, 2012 AT 1:14 AM
  • Tiny
  • mydamtruck
  • Member

And since im puting in a new clutch guess ill be pulling an engine lol. Thank you for your help.

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Wednesday, February 22nd, 2012 AT 1:37 AM
  • Tiny
  • Wrenchtech
  • Expert
  • 19,587 posts

I don't know what an engine has to do with a heater core.

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Wednesday, February 22nd, 2012 AT 1:43 AM

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