So, I got the cooling system figured out and while confident everything is good to go, I get stranded with what I could only deduce was a bad battery (I used my multi-meter on the alternator and it was reading about 12.5 v) Got a new batt and was good to go for about a day. Had Oreilly's test the sys and found the diodes were dead. Confirmed by and got replacement alternator from NAPA as it was under warranty. Well, still not charging. Any ideas. FYI, I'm running a hot wire directly from the battery to the alternator. So I know it's getting power from the Alt...