B230F '85 740
Temp gauge in RED zone !
{ real hot-heat streaming out of defrost vents }
{ heater fan on "4" , gauge does not drop out of red zone !}
Stumped !!
I have:
Replaced original 92 deg. thermostat. No change.
Replace & tentioned fan belt & alt belt. No change.
Pulled thermostat out completely, ah.. better gauge in middle..
Put new 92 deg. thermostat back in, RED zone again !
Put in new (used) viscous fan assembly. No change.
NB. Electric fan has been rusted & siezed for years...thus not a factor.
Can't see any swirling of liquid in rad fluid 'hotdog' shaped filling container.
Hoses are not collapsed & have firm pressure when car on.
Rad fins do not seem to be plugged with insects, but will hose these out.
Could it be water pump or clogged rad ?
Voltage regulator ???
stumpped!
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