Rattling Noise From AC Belt Tensioner on Chevrolet Silverado 1500

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: 119,000 (80,000–200,000)
4 model years affected: 1999, 2000, 2001, 2002
9 people reported this problem
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problem details
rattle noise and vibration when accelerate
1999 Chevrolet Silverado 1500 200,000 mi,
same with loud noise
1999 Chevrolet Silverado 1500 105,000 mi,
Bearings in OEM compressor screeched and finally failed.