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Got it.

Oh yeah? ok i will check that and I'm going to check all that stuff and thinking about a complete cleaning of the cooling system. But what your opinion on running with out a thermostat? I'm not worried about heat she's not a winter machine, i was thinking without a thermostat i will gain maximum...

just unhooked the delay module and no change. so its safe to say the fan is running on high all the time. time to trouble shoot.

Thanks for the tip regarding the fan. I always questioned it's operation because it seems to me that it runs like a fixed fan? Running fast/normal speed. but i will unplug the module and see if i get a difference.

Really? Wow! Most ICE (internal combustion engines) Gasoline that is, run cooler right around 195. But the Humvee's run a big block (6.2-6.5) so yes a little hotter but 220? So apparently this is normal? I have a 6.5 with about 18K (Thats what the odometers says anyways) and i haven't hit 200...

Yikes! No worries?

Like 90 today in Wisconsin and i was driving 55mph

Speaking of temp gauges. I don't know if i'm just a bit paranoid or is this a sign of something going on? My gauge gets close to 200. Now it has never hit 200 (Yet) but it gets close. The humvee runs great and no signs of over heating but just seeing what you guys think? I would like to catch...