1999 Plymouth Voyager Replaced Heater Core Van Doesn T Overheat Windows Defrost

1999 PLYMOUTH VOYAGER
189,747 MILES
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SUGGA
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  • 2 POSTS
Replaced the heater core van doesn't overheat windows defrost but still no heat
Nov 18, 2012 at 3:58 PM
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ASEMASTER6371
  • ✓ASE Certified Mechanic
  • 52,796 POSTS
  • ASE Certified Mechanic
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
Nov 18, 2012 at 4:11 PM
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SUGGA
  • MEMBER
  • 2 POSTS
No because it never ran hot
Nov 18, 2012 at 4:35 PM
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ASEMASTER6371
  • ✓ASE Certified Mechanic
  • 52,796 POSTS
  • ASE Certified Mechanic
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
Nov 18, 2012 at 4:38 PM
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