Tire noise or damage after a pothole
A hard pothole hit can damage a tire or wheel without causing a flat. Some damage shows up at once, some only as a new noise or vibration days later. Here is what to look for and what each sign usually means.
Short answers
What should I check after hitting a pothole?
Look at the tire sidewalls for bulges or cuts, check the pressure, look at the wheel edge for bends, and notice any new vibration, pulling or noise.
Is a bulge in the sidewall dangerous?
Yes. A bulge means the inside structure is damaged. The tire should be replaced, not repaired.
Why is my EV louder after new tires?
Many EVs come with tires that have acoustic foam inside to reduce road noise. A replacement without foam can sound louder.
Signs to check on the tire
- A bulge or bubble on the sidewall. This means the cords inside were broken and air is pushing the rubber out. A bulging tire can fail without warning and has to be replaced; it cannot be repaired.
- Cuts or gouges in the sidewall or shoulder.
- Pressure loss in the days after the hit, which can come from a damaged tire or a bent wheel that no longer seals.
- Tread that looks or feels uneven after a while, which can follow from alignment or suspension damage.
Signs to check on the car
- Vibration that was not there before, often felt through the steering wheel or seat at certain speeds. This can mean a bent wheel, a damaged tire, or a balance problem.
- The car pulls to one side or the steering wheel is off center, which points to alignment or suspension damage. FlatFixVault does not do alignments; have it checked at an alignment shop.
- New noises such as a rhythmic thump (often a tire or wheel problem) or knocking over bumps (often suspension).
Bent wheels and balance
Potholes can bend the edge of a wheel. A small bend may only cause vibration; a larger one can stop the tire sealing and cause slow leaks. If the wheel is not damaged but you feel a vibration, the tire and wheel may simply need rebalancing, which we do at the shop. Balancing will not fix a bent wheel or a damaged tire, so have the tire and wheel looked at first.
Electric vehicles and Tesla tires
Electric vehicles are quiet, so tire noise is easier to hear. Many EVs come from the factory with tires that have a layer of acoustic foam bonded inside the tread to absorb the hum of the air inside the tire. Tesla, for example, says on its support pages that its Tesla-designed tires contain acoustic foam that reduces road noise. EV tires are also often chosen for the vehicle's weight, so match the load index and speed rating on your current tire.
Two practical points follow. First, if a pothole damages one of these tires, a replacement without foam may sound louder than the original. Second, if a foam-lined tire is punctured, tell the shop it has foam inside; the tire maker sets the repair procedure for those tires.
Our supplier's current listings do not identify foam-lined or EV-specific tires. Call 954-760-7276 with your size and the marking on your current tire, and we will check with our supplier what is available before quoting; we sell new tires only.
Keep a record of the damage
If the pothole was on a public road, take photos of the tire, the wheel and the pothole itself (only if you can do it safely), and note the date, time and location. Keep any receipts for the tire or wheel. Whether any claim is possible depends on the road owner and its rules, but without photos and receipts there is nothing to show later.
What to do now
If you see a bulge, put on the spare or have the car brought in rather than driving on it. If you only notice a new vibration or noise, have the tires and wheels checked soon; small problems tend to grow. Keep pressures at the door placard number, because an underinflated tire is easier to damage on the next pothole. Our when to replace your tires guide covers the other signs to watch.
The shop is at 1919 NW 19th St, Suite 204, Fort Lauderdale: Monday to Friday 8 AM to 5 PM, Saturday 8 AM to 2 PM. Prices are quoted by phone.