Mechanics

HEATER CORE

1990 Subaru Loyale • 4 cylinder 4WD Manual • 198,000 miles

What should be the temp in the heater core in a subaru 1.8 loyale
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Corkymclaren
November 22, 2010.



Input to heater core be same as engine coolant temp. @180 deg

Docfixit
Nov 22, 2010.
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.

Mmprince4000
Nov 22, 2010.