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Heater core

Tiny
CORKYMCLAREN
  • MEMBER
  • 1990 SUBARU LOYALE
  • 4 CYL
  • 4WD
  • MANUAL
  • 198,000 MILES
What should be the temp in the heater core in a subaru 1.8 loyale
Monday, November 22nd, 2010 AT 2:34 PM

2 Replies

Tiny
DOCFIXIT
  • MECHANIC
  • 18,828 POSTS
Input to heater core be same as engine coolant temp. @180 deg
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Monday, November 22nd, 2010 AT 2:38 PM
Tiny
MMPRINCE4000
  • MECHANIC
  • 8,549 POSTS
To add, quickly touch the upper and lower heater core hoses with engine at temp (caution HOT), if one is cold and one is hot, then heater core is blocked.
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Monday, November 22nd, 2010 AT 2:42 PM

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