2002 Mazda MPV over heat

2002 MAZDA MPV
22,580 MILES
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MJU LAPISANG
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My car is over heating and I have tryout to put new cylinder head gaskets and removed thermostat and radiator looks good,so what can I do to stop overheating.if U can u can send me the diagram of cooling system and tell me where to get the spares in Africa.

I am using the car I Botswana gaborone
Aug 27, 2013 at 3:09 AM
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HMAC300
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check radiator for cold spots if there are cold spots after car warmed then the rad is bad. we are in u.s so have no idea about parts there.
Aug 27, 2013 at 7:36 AM
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MJU LAPISANG
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The radiator is new and the are no cold sports on it.
Aug 28, 2013 at 12:23 AM
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MJU LAPISANG
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It alway indicate the light of (hold) on dashboard so how can i sotp the light.
Aug 28, 2013 at 12:28 AM
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HMAC300
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the head gaskets could be on wrong, or there is another more serious problem like a crack in head/block etc. pressure check the cooling system for internal leaks . it may be a bad water pump as well.
Aug 28, 2013 at 5:06 AM
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MJU LAPISANG
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My car has a problem of idling is too high its on 2000r/m ca u help me to solve the problem.
Nov 6, 2013 at 3:41 AM
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HMAC300
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check for a vacuum leak and clean throttle plate on both sides with choke cleaner and iac hole.
Nov 6, 2013 at 6:31 AM