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Aaron_L · 09-02-2015, 05:28 PM

Are you checking it at idle? Most one wire alternators won't start charging until around 2500-3000 rpm.

09-02-2015, 05:28 PM	#2
Aaron_L Registered User Join Date: Aug 2011 Location: Arlington Texas Posts: 56	Re: 73 Silverado Short Bed Are you checking it at idle? Most one wire alternators won't start charging until around 2500-3000 rpm.