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Block heater fix for cold radiator leak?

sam_adams

New Member
Joined
November 15, 2001
Messages
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City, State
Escanaba, Michigan
Year, Model & Trim Level
'92 XLT
greetings, all...

Will a block heater (freeze plug or in-hose-line) help solve the radiator-leaks-when-its-10-below problem?

Recently moved to the UP here in Michigan, from Boise ID. My X ran fine in Idaho (except for that whole transmission thing...) but in the first cold snap here (-12) a couple weeks ago, I find coolant leaking from the radiator... The local shop tells me about the wonderfulness that is the plastic-and-metal radiator in my X and re-crimps it back tight. Well, its -12 this morning and there are a few drips of green under my radiator after driving to work.

The radiator-shop mechanic said it has to do with the differing expansion rates among the metal and plastic parts and the rubber seal between them. If I put in a block heater, would that keep the thing warm enough to avoid this problem? Would the freeze plug type get enough heat out to the radiator, or would an in-hose-line model be more effective?

My FIRST inclination was to REPLACE the radiator with an all-metal unit! Surely someone has produced one to resolve this ridiculous plastic radiator issue... But if a block heater will solve it, that ought to be cheaper (and have a nice warm X in the morning! :) )

What do you guys in Alaska do? (I'd call my brother in North Pole, AK, but he doesn't have an X...)

Sam
 






well how far do you drive to work?

the radiator leak is very common , mine does the same thing, the best bet would be to get an all metal radiator, but you will pay quite a bit for it. I would suggest just replace the radiator, the stock lasted what 10 years? do you really plan on keeping your X another 10 years? :)
 






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