how much voltage should i have at the battery with the engine running. i have a stock alt. mine is going from 11.6 to 12.5 it wont hold still. i had to add water to my battery this morning and i am charging it now to see if that will help
try the old positive batt cable disconnect when the motor is runnin , if it dies , the alt is bad and u need a new one, if not possibly the voltage reg is bad, but just for fun try to take the positive cable off while its runnin
RamchargerCentral.Com is a Dodge truck community built by a vast number of experienced owners. Whatever you're thinking about doing from routine maintenance to full-on restoration, odds are somebody around here already has. Originally focused on the Ram Charger / Trail Duster, our members own, drive and wrench on Mopars from the 40s to the current day. It's not what you buy, it's what you build.