1992 Plymouth Acclaim Throws Luke Warm Air Idle Will Only Throw Hot You Rev

1992 PLYMOUTH ACCLAIM
96,642 MILES
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OUTLANDER69
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  • 3 POSTS
throws luke warm air at idle,will only throw hot air if you rev it up,i flushed rad and heatercore replaced thermostat still the same
Dec 14, 2012 at 2:39 AM
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JACOBANDNICKOLAS
  • ✓ASE Certified Mechanic
  • 110,194 POSTS
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Are both heater core hoses getting hot? Is the coolant full and free of air blocks?
Dec 14, 2012 at 2:42 AM
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OUTLANDER69
  • MEMBER
  • 3 POSTS
yes and yes
Dec 15, 2012 at 12:42 AM
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JACOBANDNICKOLAS
  • ✓ASE Certified Mechanic
  • 110,194 POSTS
  • ASE Certified Mechanic
If both hoses are getting hot, then you have a problem with the blend air door. Check that.
Dec 15, 2012 at 12:59 AM
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OUTLANDER69
  • MEMBER
  • 3 POSTS
replaced 16# rad cap with a 7# cap and got alot more heat.
Dec 15, 2012 at 2:26 AM
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