I figured i would post an update for all of those people suffering from a similar problem.
Roof rack wind noise problem.
If the surface the wind passes over has a consistent shape the disturbance becomes tonal and at certain frequencies very annoying.
Unfortunately i talk to a lot of fj owners they say the same thing about the wind noise on top when they get on the interstate.
Run down to the hardware store and pick up a 2 or 3 foot bungee cord.
Wind fairings are usually universal but are available in different lengths to fit your vehicle.
You can also add weather stripping where the car and rack touch to reduce the friction and sound.
Black is ideal but a color that complements your bike kayak whatever is nice too.
I chalked it up to bad design too close to the sunroof.
Although wind fairings do not eliminate the noise 100 percent it does minimize it significantly to prevent you from being distracted while you are driving.
Why does my roof rack make a noise.
Jump to latest follow.
The fj is brand new.
It breaks up the airflow and thus the resinance just like the spirals on tall steel chimney stacks.
A wind fairing s goal is to reduce the wind noises which are brought about by the roof rack you have placed in your vehicle.
Before you begin traveling pull the crossbars of your roof rack left to right to see if it s loose.
A roof rack wind fairing is an easy to install plastic shield that deflects wind away from the roof rack therefore reducing wind noise.
There has no mod been done.
Wind noise from roof rack.
I ve gotten rid of it by stretching an ocky strap the length of the bar with one or two twists around the bar.
Just bought a few weeks ago.
They say it is the roof rack.
There s a quick fix that works like a champ in most roof rack whistle situations.
The wind noise we hear from some roof racks is known as aeolian no ise and is produced by wind when it passes over or through objects.
A flimsily placed bike roof rack can meet your car and rub against it as your drive creating noise.