serpentine belt was chirping / squeaking loudly at start up and engine revs. Belt not more than 9 months old and the squeal was getting on my nerves. Tried this stuff 2 weeks ago and it works like it says. Quick fix for someone with the same problem I have been having.
Link to this stuff:http://www.ebay.com/itm/170751157878?ru=http%3A%2F%2Fwww.ebay.com%3A80%2Fsch%2Fi.html%3F_from%3DR40%26_trksid%3Dp5197.m570.l1313%26_nkw%3D170751157878%26_sacat%3DSee-All-Categories%26_fvi%3D1&_rdc=1
Link to this stuff:http://www.ebay.com/itm/170751157878?ru=http%3A%2F%2Fwww.ebay.com%3A80%2Fsch%2Fi.html%3F_from%3DR40%26_trksid%3Dp5197.m570.l1313%26_nkw%3D170751157878%26_sacat%3DSee-All-Categories%26_fvi%3D1&_rdc=1