those screeching brakes
those screeching brakes
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franki68

Original Poster:

11,640 posts

250 months

Monday 16th July 2012
quotequote all
I know I posted this before ,but is there really no solution to this ? It has actually become so bad it is painful to drive the car,every dab on the brakes brings this fingernails down blackboard screech at horrific volume that not only has every single person within 1/2 mile staring at you ,but does serious ear damage as well ?

NigelStn

268 posts

196 months

Monday 16th July 2012
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When Bridge Mill Motors did my last service they stripped and re-greased with some new style grease, on the shims I assume, which completely cured my squealing brakes

DangerMonkey

590 posts

245 months

Monday 16th July 2012
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They can get like that with in frequent / light use. Find a quiet bit of road and do a series of high speed stops and get some heat into them / do the re-bedding in procedure

M4YBO

204 posts

175 months

Monday 16th July 2012
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I have suffered with this issue in the past. AM Wilmslow told me they could coat the brakes but it would only be a temporary measure and it is due to the brakes being designed for heavy braking from speed and not for casual day to day motoring and there in lies the answer. I can resolve my squealing brakes by performing two heavy braking stops. As I live quite near a motorway I go out late-ish whilst it's quiet and as I come off the next junction, with no other cars around, brake really hard from speed and then as I come off at my junction, do the same again and for me the problem is sorted.

Obviously only do it if it's safe from too much other traffic, weather etc. etc.

Zod

35,295 posts

287 months

Monday 16th July 2012
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My brakes squeak a lot, unless it's raining. I have to perform a couple of hard stops to kill the squeaking.

petecowie

190 posts

256 months

Monday 16th July 2012
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I found out by accident (AFTER replacing pads and discs with no avail) that my squealing was actually cause by the hand brake pad, to test it drive with the hand brake on and see if it squeals when you break, applied some grease and perfectly quiet. I too was at a point where I would rather not dry the car.

Pete

DangerMonkey

590 posts

245 months

Monday 16th July 2012
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petecowie said:
I found out by accident (AFTER replacing pads and discs with no avail) that my squealing was actually cause by the hand brake pad, to test it drive with the hand brake on and see if it squeals when you break, applied some grease and perfectly quiet. I too was at a point where I would rather not dry the car.

Pete
This is quite common apparently - I had the same too - my handbrake pads were squeaking with lock on and over speed bumps. Applying the handbrake to put them in proper contact with the discs quietened it down. I drove down the dual carriageway with it lightly applied for a while to get some heat into them and that seemed to fix it, been fine since.

X7LDA

940 posts

233 months

Monday 16th July 2012
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Or change the pads to some that don't squeak?

bogie

17,071 posts

301 months

Monday 16th July 2012
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sometimes handbrake pads need edges chamfering before fitting
always copper slip stuff on back of pads
bed in pads as per instructions on Pagid website

over time they glaze over with light road use, so when they start to squeak again, go out and do the bed in thing again

KarlFranz

2,008 posts

299 months

Monday 16th July 2012
quotequote all
Simplest solution is to switch to Porterfield's R4-S pads. No squeal. No bedding-in procedure. And substantially less brake dust than the OEM pads to boot.

Unless you have CCM brakes, in which case you are S.O.L.

Behr

128 posts

176 months

Monday 16th July 2012
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My DBS drove me mad with low speed brake squeal. I followed the dealers' advice and nailed the brakes as hard as I could from 100mph. What I'm informed is "an Aston Martin procedure Sir". It worked great!

And I was advised not to use anything but soap and water on the wheels for fear of more aggressive compounds glazing the carbon discs/pad setup I guess.


Jockman

18,410 posts

189 months

Tuesday 17th July 2012
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Behr said:
....And I was advised not to use anything but soap and water on the wheels for fear of more aggressive compounds glazing the carbon discs/pad setup I guess.
I'm told this is sound advice Behr yes

Even AMDBSNick informed me over the weekend that although he lets his local Polish Car Wash do the car, under no circumstances are they permitted near the wheels smile

Behr

128 posts

176 months

Tuesday 17th July 2012
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Jockman said:
Behr said:
....And I was advised not to use anything but soap and water on the wheels for fear of more aggressive compounds glazing the carbon discs/pad setup I guess.
I'm told this is sound advice Behr yes

Even AMDBSNick informed me over the weekend that although he lets his local Polish Car Wash do the car, under no circumstances are they permitted near the wheels smile
Ahh. The environmentally friendly 'Kosovo carwash'. Our local Waitrose has one, staffed by very dodgy looking sorts with scratchy rags and squirty bottles full of silicone based water-free cleansers to restore the shine you never had before smile

How happy it makes me when I roar into the Waitrose underground car park in the DBS and park right next to their pitch whilst they think they've lined up another victim - muwahahah!





originalgeezer

34 posts

239 months

Wednesday 18th July 2012
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Behr, exactly right.....states in the owners guide:

To avoid possible damage to the ceramic brake discs, when washing the road wheeels with products/ materials other than a mild soapy solution always remove the wheels from the vehicle.

AMDBSNick

7,215 posts

191 months

Wednesday 18th July 2012
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originalgeezer said:
Behr, exactly right.....states in the owners guide:

To avoid possible damage to the ceramic brake discs, when washing the road wheeels with products/ materials other than a mild soapy solution always remove the wheels from the vehicle.
What about my dog peeing on them yikes

peterr96

2,226 posts

204 months

Wednesday 18th July 2012
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AMDBSNick said:
What about my dog peeing on them yikes
So long as your dog survives on soap and water that should be OK. smile

robgt

2,587 posts

191 months

Wednesday 18th July 2012
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No problem whatsoever! My S sreeched like a banshee. Broughtons fitted some shims which sit behind the pads. Problem totally solved. I have now driven some 4000 miles since fitting. Screeching has gone!
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