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Ronnie S · 10-14-2009

Sounds like you have a fan that's on it's way out and has too much draw. Or a weak alternator. Try turning on other accesories like blower motor and wipers and keep the radiator fan off. (you don't need the fan at 40mph or faster) see if you have the same voltage drop from other accesories.

10-14-2009	#2
Ronnie S Join Date: Jan 2008 Location: Burnsville Posts: 55	Re: Radiator Fan Switch Problems Sounds like you have a fan that's on it's way out and has too much draw. Or a weak alternator. Try turning on other accesories like blower motor and wipers and keep the radiator fan off. (you don't need the fan at 40mph or faster) see if you have the same voltage drop from other accesories.