A humming or whining noise from the gearbox at highway speeds often points to low transmission fluid, failing bearings, or a torque converter issue. Learn what to check first and whether it’s safe to keep driving.
Understanding the Humming or Whining Noise
If your Volkswagen Tiguan II starts making a humming or whining sound from the gearbox area as you cruise at highway speed, it's your car's way of telling you something is out of sorts. This noise often becomes more noticeable when you accelerate or maintain a steady speed, and it can be quite concerning. As an experienced mechanic, I've seen this issue crop up in several Tiguan models, and the causes are usually related to wear or fluid problems inside the transmission.
