2003 GMC Sierra hum

2003 GMC SIERRA
158,000 MILES • V8 • 4WD • AUTOMATIC
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BMAN36
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when i accelerate or brake i hear a sound of a cupped tire hum coming from the rear of vehicle. just changed brakes but did it before. seems to be no vibration, just the noise. kind of like a bearing with no grease or oil. u-joints?
Mar 25, 2008 at 6:42 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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