heater core

1990 SUBARU LOYALE
198,000 MILES • 4 CYL • 4WD • MANUAL
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CORKYMCLAREN
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  • 2 POSTS
what should be the temp in the heater core in a subaru 1.8 loyale
Nov 22, 2010 at 2:34 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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DOCFIXIT
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  • 18,828 POSTS
Input to heater core be same as engine coolant temp. @180 deg
Nov 22, 2010 at 2:38 PM
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MMPRINCE4000
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 8,548 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.
Nov 22, 2010 at 2:42 PM