What does a buzzing noise mean in the back of my car while driving mean?
What does a buzzing noise mean in the back of my car while driving mean? A low-pitched humming from under your car If your car makes a humming noise, it could mean the differential needs lubricant, the transmission is failing or the universal joints or wheel bearings are wearing out. Don't let the noises continue without having an expert take a look at your vehicle. What's the noise coming from the rear of my car? I'd describe is as a humming/buzzing noise and it seems to come from the rear of the car. The noise does not go away unless...