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.

RepairPal Verified
Average mileage: 123,264 (50,000–220,000)
7 model years affected: 2000, 2001, 2002, 2003, more2004, 2006, 2007
20 people reported this problem
10 people shared problem details
Noise from the Alternator/Serpentine Belt area when idle. Louder with A/C.
Just had idler pulley, tensioner, water pump, and serpentine belt replaced. Now hear a chirping noise when A/C is on.
Noise made by fan belt, when idleing, not a pleasant sound new belt did not help, need ideas to correct offensive sound!
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
A loud squealing noise from the area of the serpentine belt.
Replaced pulley.
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.
during cold startup or turing at slow speed. Nver fixed it.
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