Brake Squeal TSB is finally here T-SB-0046-25 July 24, 2025

Mine wouldn't do it at the dealer last time since it tends to be a first thing in the morning event. Best to take along a video.
Might be able to park it there the night before, then bring out the service advisor etc.....
 
It might be as simple as changing disc pads from the white box to the red box. Did this on my 4Runner. Bought a set of the white box pads and got the squeal immediately after installing. Changed to red box pads and squeal went away.
 
I went to my local dealership and told them about the TSB. He couldn’t find it. When I showed him the screenshot, he said that the TSB is for the front brakes only and told me that when you back up, the squeeking is normal due to condensation. He recommended me to slam the breaks hard twice when backing up to stop the squeeking. He still booked an appointment for them to look at it. Will update in 2 weeks (my appointment)
 
I went to my local dealership and told them about the TSB. He couldn’t find it. When I showed him the screenshot, he said that the TSB is for the front brakes only and told me that when you back up, the squeeking is normal due to condensation. He recommended me to slam the breaks hard twice when backing up to stop the squeeking. He still booked an appointment for them to look at it. Will update in 2 weeks (my appointment)
I'd inform them that if it was normal, Toyota wouldn't have issued a TSB.
 
I'd inform them that if it was normal, Toyota wouldn't have issued a TSB.
Haha I told my mechanically forward friend and he laughed at what the service advisor said. I’m not very mechanically inclined but I’ll print out the TSB and such when I go. I’m just glad an actual mechanic will be diagnosing and not the service advisor.
 
If taking the car to a dealer for brake squeal repair I would video record the squeal beforehand just in case it does not manifest when they inspect it.
 
My local Toyota dealer is telling me I first have to bring in my vehicle for an inspection first then they can order the parts but the parts on backorder.
 
My local Toyota dealer is telling me I first have to bring in my vehicle for an inspection first then they can order the parts but the parts on backorder.
Seems reasonable to verify a problem exists before they attempt to acquire parts.........
 
PSA: Contact your dealer now to make sure they know you ARE aware of the TSB. They will have to order the parts and call you back in to conduct the TSB on your vehicle.

I was just at the dealership getting my 10k miles Toyota Care service done. Even though I reached out last Thursday to remind them about the TSB, hoping it can all get done on the same trip (oil change + TSB), this morning they told me they don't have the parts yet, they will have to "special order" them and will reach out once they arrive.
 
Seems reasonable to verify a problem exists before they attempt to acquire parts.........
The problem is for many it only happens the first time you back up in the morning. On my last service visit they were unable to replicate it because of that, and they weren't interested in having me leave it overnight. When I contacted Toyota customer relations (before the TSB) they said getting a video of it should be good enough.
 
FWIW, I did my pressure washer LC cleaning routine on the weekend. The rotors again showed flashes of rust after pressure washing the wheels.

After pulling in to the garage post cleaning I backed out to go for a drive a few hours later- loud screeching on first two brake applications in reverse. I went about my business and heard no additional brake noise. I'll listen again when I go to work.
 
I went to my local dealership and told them about the TSB. He couldn’t find it. When I showed him the screenshot, he said that the TSB is for the front brakes only and told me that when you back up, the squeeking is normal due to condensation. He recommended me to slam the breaks hard twice when backing up to stop the squeeking. He still booked an appointment for them to look at it. Will update in 2 weeks (my appointment)
That is a stupid and unacceptable response.
 
Update- not a peep out of my brakes today backing out of garage. I had a look at the surface rust from yesterday’s pressure washing that was visible on all four corners before backing out, and the driving yesterday had cleaned them off.
 
Update- not a peep out of my brakes today backing out of garage. I had a look at the surface rust from yesterday’s pressure washing that was visible on all four corners before backing out, and the driving yesterday had cleaned them off.
Perhaps it was fixed with a software update last night.
 
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