Loud humming noise when driving and gets louder when driving faster?

or:Loud humming noise when driving and gets louder when driving faster?or:Go find a transmission place and get your drive shaft checked. You didn't s

or:Loud humming noise when driving and gets louder when driving faster?

or:Go find a transmission place and get your drive shaft checked. You didn't say what you are talking about, so I guess it's a car, not a new one. A U-joint goes bad suddenly and then buzzes for as while before it actually breaks.

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