alternator prolems on a 1982 bronco
 

i need to know how many wires there should be on it cus on the last one there were only 2 and it worked for 10 years so i got a new one and on this one there is 3 is it just cus its new and what should i do

wrong alt. most 3wire have and internal voltage regulator. the 82 has an external regulator. bring the old one with you to match them up

ok thanks man that worked i am not killing baterys anymore thanks alot