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Brake Squeal!! Please help!!!

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Old Oct 28, 2019 | 01:34 PM
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Default Brake Squeal!! Please help!!!

I have a 2014 GS 350 F Sport RWD and I installed aftermarket rotors and aftermarket pads but they make so much squealing noise when I brake. The first 2 weeks, it is fine and then all of a sudden the squealing comes. I went to Lexus and bought OEM rotors, Pads and shims. I am thinking to install them this weekend. Will going OEM fix the squealing noise? Any one here replaced the front with oem brakes, rotors and shims with no brake noise? Please help!!!!

Last edited by Yong3381; Oct 28, 2019 at 05:02 PM.
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Old Oct 28, 2019 | 03:58 PM
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Originally Posted by Yong3381
I have a 2014 GS 350 F Sport RWD and I installed aftermarket rotors and aftermarket pads but they make so much squealing noise when I brake. The first 2 weeks, it is fine and then all of a sudden the squealing comes. I went to Lexus and bought OEM rotors, Pads and shims. I am thinking to install them this weekend. Will going OEM fix the squealing noise? Any one here replaced the front oem brake and rotor and shims with no brake noise? Please help!!!!

Many threads on this if you do a search.


Start with this recent thread :


https://www.clublexus.com/forums/gs-...old-start.html
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Old Oct 28, 2019 | 05:02 PM
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I read many threads but I am getting different answers. Just want to know if the OEM rotors, pads and shims is the correct way to go when changing the brakes to prevent noise. Thanks.


Originally Posted by PGA71
Many threads on this if you do a search.


Start with this recent thread :


https://www.clublexus.com/forums/gs-...old-start.html
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Old Oct 28, 2019 | 05:48 PM
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Originally Posted by Yong3381
I read many threads but I am getting different answers. Just want to know if the OEM rotors, pads and shims is the correct way to go when changing the brakes to prevent noise. Thanks.
RWD f sport is different, but the OEM pads / rotors fixed the problem on my AWD car. Since changing over to the new rev stuff, I've only ever had the brakes make noise once, when it was cold and wet out... but it was nothing at all like the squealing BS I used to deal with. It just made a little "honk" noise while easing out of a parking space for like a quarter second then stopped.... Might have had something to do with the
monsoon we had yesterday in Boston.

-Mike
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Old Oct 28, 2019 | 06:04 PM
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Any one here have any luck with the OEM rotors, brakes and shims for RWD?
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Old Oct 28, 2019 | 07:17 PM
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I have had a problem with my rwd gs350
installed this
CarlsonŽ - Rear Disc Brake Hardware Kit more details on -
https://www.carid.com/carlson/rear-d...leid=329287924

CarlsonŽ - Front Disc Brake Hardware Kit more details on -
https://www.carid.com/carlson/front-...leid=329287925

SHIM KIT, ANTI SQUEAL front and rear set from lexuspartsnow.com

along with lube on the shims and other places where metal to metal meet. Have no squeal as of yet , has been 3 weeks so far hope i holds up.

Hope this helps.
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Old Oct 28, 2019 | 10:42 PM
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Omg 😱 can’t stand the horrible brake noise 😞 I feel so sadddddd 😭. I hope when I install everything back to OEM, it will fix the loud squeal. So stressed 😩
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Old Oct 29, 2019 | 06:11 AM
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Originally Posted by Yong3381
Any one here have any luck with the OEM rotors, brakes and shims for RWD?
Replaced my front brakes on my RWD F Sport last fall with all OEM and have not had a singe issue, including noise.
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Old Oct 29, 2019 | 08:35 AM
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Very relieved to hear 😃 I just wonder why people on the forum say the oem pads are very loud though? 😐
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Old Oct 29, 2019 | 11:10 AM
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Originally Posted by Yong3381
Very relieved to hear 😃 I just wonder why people on the forum say the oem pads are very loud though? 😐
Lexus changed the pad material for the pads on this car, the older stuff brakes a tad better but squeals more. I think on the RWDs, the front rotor design changed as well.
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Old Oct 29, 2019 | 12:49 PM
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These are the parts I bought. I hope the OEM parts will fix the noise.

2014 GS350 F Sport RWD:

Brake Pads - 04465-30491

Shims - 0494530340

Shim Grease - 0887-80409

Rotors - 4351230371

Rotors - 4351630061

Last edited by Yong3381; Nov 1, 2019 at 02:18 PM.
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Old Oct 29, 2019 | 06:14 PM
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My oem pads on my 2015 gs350 were really loud, not too bad in the mornings but on the way home from work man they were loud. Drove me nuts, dealer was no help said the pads are just noisy.
So took it on myself to try and find a way and so far so good. Don't hear a thing now. Just crossing my fingers that it won't return.
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Old Oct 29, 2019 | 06:53 PM
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GS350R. What did u do to your brakes? Can you please share with us all? I wonder why some people with oem squeal and some don’t. Do you have a RWD F Sport?
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Old Oct 29, 2019 | 08:31 PM
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Have the none f sport 2015 gs350 RWD, Sitll on the original oem pads and rotors.


installed this
CarlsonŽ - Rear Disc Brake Hardware Kit more details on -
https://www.carid.com/carlson/rear-d...leid=329287924

CarlsonŽ - Front Disc Brake Hardware Kit more details on -
https://www.carid.com/carlson/front-...leid=329287925

SHIM KIT, ANTI SQUEAL front and rear set from lexuspartsnow.com

along with lube on the shims and other places where metal to metal meet. Have no squeal as of yet , has been 3 weeks so far hope i holds up.
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Old Oct 29, 2019 | 08:32 PM
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Not sure why some have it and some don't just the luck of the draw. Guess i drew the low card. Brakes were really bad.
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