04-27-2009, 01:28 AM
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Cruisin on Electric Ave.
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Join Date: May 2008
Location: La Conner, WA
Posts: 5,250
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Quote:
Originally Posted by Doktor Bert
Check the temperature sending unit on the thermostat housing. I had one that was grounded all the time, regardless of temperature. If you pull the wire off, the fan should stop....Robert
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On my 91 this isn't the case. If you unplug the two pin temp sensor the fans come on to their high speed.
-Jason
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1991 350SDL. 230,000 miles (new motor @ 150,000). Blown head gasket 
Tesla Model 3. 205,000 miles. Been to 48 states!
Past: A fleet of VW TDIs.... including a V10,a Dieselgate Passat, and 2 ECOdiesels.
2014 Cadillac ELR
2013 Fiat 500E.
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