that's what I assumed last winter, and that's why I replaced the tensioner pulley...the new one has less than 10k miles on it, I wouldn't expect it to go bad that quick.....

1976 Spinnaker White Plymouth Duster, /6 A833OD
1986 Silver/Twilight Blue Chrysler 5th Ave HotRod **SOLD!***
2011 Toxic Orange Dodge Charger R/T
2017 Grand Cherokee Overland
2014 Jeep Cherokee Latitude (holy crap, my daughter is driving)