engine not heating up freeze plugs

1995 MAZDA PROTEGE
198,677 MILES • 1.5L • 4 CYL • FWD • MANUAL
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ROTTENEYE4
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i have a95 mazda protege and when o bought it needed water pump i replaced that now heat not working so i put in a thermostat and flushed it driving the other it over heated now is leaking around where the water pump is there a freeze plug near or Around the pump and why is the heat still not working
Jan 31, 2015 at 7:51 PM
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KHLOW2008
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No freeze plug near water pump. Recheck the water pump installation and ensure the mating surface on block is cleared of old gasket.

When coolant is insufficient in system, the heater would not work correctly. Flush the heater core and ensure it is not clogged.
Jan 31, 2015 at 11:00 PM