the curse continues

you shouldnt pull the + cable while the car is running. it can kill the diodes in the alternator. im no expert here, but i have had the same problem. some said my alt was charging some said it wasnt , the whole time my alt was indeed bad. here is some good reference reading with numbers, diagrams and links

http://www.forabodiesonly.com/mopar/showthread.php?t=173673