89 keeps killing battery

[johnmichael397]

Hey guys my friend has a 89 rclb with 350 that keeps killing the battery. he has to disconect it everytime he parks his truck. there are no lights on. any ideas??

 

[jaemitch]

u get the alternator checked regulator pn it could be bad!!

 

[johnmichael397]

ok yeah ill get him to have it checked. thanks for the fast response