Rattling Noise From AC Belt Tensioner on Chevrolet Silverado 2500

A rattling noise may develop from the AC belt tensioner. This can be caused by an internal fault with the AC compressor, AC performance may also be diminished when this occurs. Our technicians tell us that replacing the AC compressor will commonly correct this concern.

 

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Average mileage: 166,000 (112,000–220,000)
3 model years affected: 1999, 2000, 2003
4 people reported this problem
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problem details
2003 Chevrolet Silverado 2500 112,000 mi,
AC wasn't cooling and had to replace AC compressor twice at about 5 year intervals.