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hertfordnc's avatar
hertfordnc
Explorer
Jul 16, 2014

dodge 3500 cummins clutch fan engages on flat with no load

I've had this 2003 for just a month, still figuring things out. With the AC on, running empty on flat ground at 60mph the temp rises to about 210 and the clutch fan engages until the temp drops. ...
Tow Vehicles
AH64ID's avatar
AH64ID
Explorer
Jul 16, 2014
the bear II wrote:
In dash guages can be off by as much as 20 degrees either way. Typically only a few degrees off but on one of my trucks the temp guage read 10 degrees low.



Do you have a Dodge?

All the 3rd gen Dodges I have checked, OBDII vs dash, have been pretty much accurate.

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