Belt Noise Due to Pulley Misalignment or Belt Tensioner on Chrysler Town & Country

Misalignment of the accessory pulleys or a faulty drive belt tensioner may cause a chirping or squeaking sound while the engine is running. In If the replacing the belt tensioner does not correct the noise, the alternator pulley may require replacement.

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Average mileage: 131,522 (50,000–220,000)
Engine affected: 3.3L V6
8 model years affected: 2000, 2001, 2002, 2003, more2004, 2006, 2007, 2010
24 people reported this problem
12 people shared problem details
Just had idler pulley, tensioner, water pump, and serpentine belt replaced. Now hear a chirping noise when A/C is on.
Noise from the Alternator/Serpentine Belt area when idle. Louder with A/C.
Noise made by fan belt, when idleing, not a pleasant sound new belt did not help, need ideas to correct offensive sound!
A loud squealing noise from the area of the serpentine belt.
tensioner failed after replacing new belt and tensioner have a low idle chirp. help
Squealing and belt failure multiple times, unknown origin. Have had into the shop at least 10 times
The serpentine belt has been replaced twice which caused dead battery, water pump and power steering motor replaced. I think the problem is pulley misalignment or the belt tensioner
2010 Chrysler Town & Country- 3.3L V6178,205
when car is switched on you can hear a noise on side where alternator is like a speaking noise
Made those terrible noise that sounded like a huge cricket. Crayon on the serpentine belt was a temp fix. Ultimately we replaced belt and pulley it's been fine ever since.
Replaced pulley.
I replaced idle pulley old one ocassionally squeaked put new one on got worse belt still good old hardly made any noise but weather was right so i replaced it
during cold startup or turing at slow speed. Nver fixed it.
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