REPLACED THE HEATER CORE VAN DOESNT OVERHEAT ...

  • Tiny
  • Sugga
  • 1999 Plymouth Voyager
  • 189,747 miles

Replaced the heater core van doesn't overheat windows defrost but still no heat

Do you
have the same problem?
Yes
No
Sunday, November 18th, 2012 AT 3:58 PM

3 Replies

  • Tiny
  • ASEMaster6371
  • Expert
  • 25,556 posts

Thermostat? Did you change it?

Blend door motor could also be the issue. A shop with a scan tool can force it to move to verify

Roy

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Sunday, November 18th, 2012 AT 4:11 PM
  • Tiny
  • Sugga
  • Member

No because it never ran hot

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Sunday, November 18th, 2012 AT 4:35 PM
  • Tiny
  • ASEMaster6371
  • Expert
  • 25,556 posts

Thermostat can still be bad. It does not have to overheat to be bad. It can be stuck open not allowing the coolant to heat up

Roy

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Sunday, November 18th, 2012 AT 4:38 PM

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