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Message: <blockquote data-quote="goodstuff" data-source="post: 1435877" data-attributes="member: 547462">ok so I tested the battery and  got 12.6 V w the car off and 14.6 w the car running...but I was unable to test the alt because I'm not sure which lead is positive... there are two wires that I can see connected to the alt and they both run into the same group of wires amd run down behind the block where I can't see to trace them back...there are two marks on the case one kind of looks like a plus sign not to sure tho it doesnt look like a normal plus sign and the other one has the letter b on ithow can I figure out which wire is +?i know ive seen B+ to identify power or ground I just cant remember which is which. i really hope the alt isnt going cause its buried under the  antilock brake pump and all the pumps have their own belts uggh</blockquote>

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