30. The Horn, the Wipers, and Aunt Linda

Most autistic drivers are not sitting behind the wheel thinking, Good heavens, the tires are making noise again.

For some autistic drivers, the cumulative auditory environment of a car can add to the overall sensory workload. It may not be one particular sound that causes difficulty. It may be the pileup: road noise + engine noise + GPS + conversation + rain + a truck passing + the air conditioner. None of these sounds may be unbearable by themselves. Together, however, they can leave the nervous system with fewer resources available for the actual job of driving.

An individual sensory profile becomes much more useful than asking, “Is this person sensitive to sound?”

A better question would be: What does this person’s response to sound make difficult, and what would help?

The goal isn’t to make an autistic driver tolerate every noise the road throws at them. It is to help them hear what matters, remain regulated, and use the driving skills they’ve worked hard to develop.

Because sometimes the noises really are ridiculous.

The Brake Pads and Wipers Have Entered the Chat

Take windshield wipers.

Perfectly innocent little things—until one day they develop a squeak that you cannot un-hear. They sweep across the windshield with the enthusiasm of a tiny violinist who has had a very bad day.

For most drivers, it’s mildly annoying. For someone with sound sensitivity, it can become the only sound in the universe. You may still be aware that you’re driving, but some small committee inside your brain is now holding an emergency meeting about THE SQUEAK.

The brakes have their own opinion. 

When brake pads are getting worn or need attention, they let you know with a high-pitched squeal every time you slow down. To a sound-sensitive driver, it can feel like the car has hired a tiny dentist.

Sensory-friendly driving sometimes begins with remarkably unglamorous things: maintaining the vehicle, investigating mysterious noises, replacing worn parts. And perhaps removing the loose change from the cup holder — particularly in any car that has ever contained a child, a pet, a sports bag, three water bottles, and approximately half of a hardware store. 

Sometimes sensory support is not sophisticated therapy, it’s taking the bowling ball out of the trunk.

And Then There Is Road Noise

Road noise is another interesting one because it is almost impossible to escape completely.

A less expensive car may have a surprisingly loud opinion about the road.

Asphalt? Rrrrrrrrr.

Concrete? Rrrrrrrrrrr.

Gravel? It sounds like the entire vehicle has been filled with marbles.

Then you climb into a high-end luxury car and discover that some people have apparently been driving around in a sound-deprivation tank with leather seats. You could almost imagine someone handing you a cucumber slice for your eyes and saying, “Enjoy your restorative journey.”

I’m not suggesting that everyone needs a $90,000 car before learning to drive. But if you’re choosing a vehicle for an autistic driver, how noisy it is inside is worth noticing. 

And Then Aunt Linda Starts Talking

The road is already asking you to monitor speed, mirrors, signs, traffic, pedestrians, lane position and approximately fourteen other things. The GPS is announcing a turn. Your brain is remembering what the instructor just said.

And then Aunt Linda says: “You’ll never guess what happened at yoga class today!”

You love Aunt Linda. You really do. But when you’re navigating a busy intersection, “Guess who farted during downward dog?”  is not what the intersection needed.

That doesn’t mean passengers are bad. It doesn’t mean autistic people can’t listen and drive. It means that conversation, like every other source of information, takes some processing capacity.

Early lessons may therefore work better with the radio off, unnecessary conversation reduced, and GPS instructions lowered or replaced with visual navigation when appropriate.

There will be plenty of time for road-trip singalongs. First, let’s get through the roundabout.

The Goal Is Regulation

This is one area where an occupational therapist can be a great detective, helping figure out which sounds are troublesome, how they affect you, and what strategies might make things easier. 

For a prospective driver, the useful question isn’t simply:

“Is this person sensitive to sound?”

It might be:

“What happens when this person hears a sudden horn while merging, and what helps them remain oriented to the driving task?”

For someone with auditory hypersensitivity, an unexpected loud sound may produce a powerful startle or freeze response. Attention can be pulled toward the sound at precisely the moment it needs to remain on the road. And once you’ve had one frightening experience, the anticipation of another can become stressful in its own right.

It’s the thought: That horn was awful last time. What if it happens again?

A useful sequence might become:

Horn → startle → recognize the startle → regulate → return attention to the road.

Rather than:

Horn → startle → panic → “I can’t do this” → avoid driving.

Auditory support is not about proving that someone can tolerate an increasingly impressive collection of irritating noises.

It’s about giving their brain a little more breathing room—enough to notice what matters, stay grounded, and put those hard-earned driving skills to work.

A Word About Headphones

And what about noise-reducing earbuds or headphones? They can sound like the perfect solution—Hooray! Silence! The wipers have finally been defeated!—but this is one place where sensory comfort has to take a back seat to driving safety. 

Hearing protection can reduce the driver’s ability to notice important sounds such as sirens, horns, and other auditory warnings. And depending on where you live, wearing earbuds or headphones while driving may also be restricted or illegal. Laws vary by state, so check your local rules before using them behind the wheel. 

For many drivers, the better approach is to reduce unnecessary sound before getting into the car. Turn off the radio. Choose a quieter route. Fix the squeaky brakes. Find the mysterious rattle. Tell Aunt Linda that the yoga class story can wait until the parking lot.

Because the world is noisy.

The car is noisy.

And, apparently, Aunt Linda has a lot to say.

Share

Related Posts