Three years ago I had my alternator replaced by Pep Boys. For a little more money I got the "lifetime" replacement deal which covers the part but not labor. About a year after i had the work done I needed a new alternator. I took it to Pep Boys and it was replaced for $120 labor. A couple months ago I started to hear a very loud rattling sound from under the hood. I determined it was the alternator and when I had time took it back to Pep Boys for replacement. It turned out it was indeed the alternator which cost me... read full review »