austin.phelps133
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I have 2021 Ram 2500 Laramie but new batteries and alternator in and still dropping voltage when it’s running
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austin.phelps133
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Slow drop in voltage going from 12 volts to 10.1 and the truck shutting off not starting. There 2 new everstart h7 batteries along with new alternator
Dinky503
Well-Known Member
Check all your grounds and post clamps. Clamp can seem tight but if you can spin it on the post. it could be loosing enough contact once vibration starts.