Thank yo so much for the help!!!! I have had the positive battery cable on the passenger side replaced already. i will replace the other positive and both grounds this weekend. I had the starter tested and it says that it is good but when the arm pops out it pauses for a second and then starts...
I have a 1987 gmc sierra classic with a 6.2l diesel. I am fairly new to diesels so not really sure what is going on. My alternator belt broke and i replaced it plus one of the batteries. after installing belt and new battery i tried to turn the motor over and all it does is click. i pulled the...