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DEF and extended sub-zero weather

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Old Jun 12, 2014 | 07:53 PM
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Big-Foot
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From: DFW, TX-GoldCanyon, AZ
DEF and extended sub-zero weather

I've owned and worked on a number of diesels over the years, but the truck I have on order is my first ever diesel that requires DEF.
Since the length of this truck almost spans two zip-codes, it will be spending most of it's life outside.
Last winter was one of the record breakers here in MN. Sub-zero weather for weeks on end.
For those of you not familiar with out lovely state, -30f is not all that uncommon. I have seen as cold as -52f.

My question is - what happens to the DEF and its pump/feed system if it freezes?
 
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Old Jun 13, 2014 | 10:48 AM
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Big-Foot
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Since there was no activity here, I posted in the 6.7 forum and there are a lot of responses:

https://www.ford-trucks.com/forums/1...o-weather.html
 
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