GL Class (X166) 2013-2015 after facelift became GLS (X166)

Getting Brake Wear Warnings at 28K in 2013 GL

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Old Jun 15, 2015 | 06:22 AM
  #1  
Steve Maislin's Avatar
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From: Concord, MA
2013 GL450
Getting Brake Wear Warnings at 28K in 2013 GL

At 19K, brakes were only about 20% worn. My driving is what many would call very calm. So, I find it strange that I am getting this warning just ahead of my next "A" service. That will be on July 7.

With that said, I have found the brakes to be a bit annoying since about 19K. From time to time, they feel rough when coming to a stop. The dealer said that it was due to some sort of coating that was on the rotors and that it would wear away. A few weeks ago I notice that the steering would shimmy when stopping. This was probably due to driving in very heavy rain and flooding. I was able to smooth things out by braking very hard about three times from about 30mph. Of course, I made sure there was nobody else around. I guess driving in heavy rain causes the rotors to warp a bit. Really???

Anyway, I thought the brakes would last far more than 30K. I am thinking that maybe this is some sort of sensor problem. I hope so.

So, that's that. Honestly, the brakes are the only issue I have encountered in what has been a very solid SUV.
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Old Jun 15, 2015 | 11:36 AM
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Could be the rain, brake assist, lane departure - plus the heavy car.

I always bed my brakes when my rotors/pads start making noise in any of my car:
http://www.zeckhausen.com/bedding_in_brakes.htm

It sounds like you've been advise a similar procedure.


Originally Posted by Steve Maislin
At 19K, brakes were only about 20% worn. My driving is what many would call very calm. So, I find it strange that I am getting this warning just ahead of my next "A" service. That will be on July 7.

With that said, I have found the brakes to be a bit annoying since about 19K. From time to time, they feel rough when coming to a stop. The dealer said that it was due to some sort of coating that was on the rotors and that it would wear away. A few weeks ago I notice that the steering would shimmy when stopping. This was probably due to driving in very heavy rain and flooding. I was able to smooth things out by braking very hard about three times from about 30mph. Of course, I made sure there was nobody else around. I guess driving in heavy rain causes the rotors to warp a bit. Really???

Anyway, I thought the brakes would last far more than 30K. I am thinking that maybe this is some sort of sensor problem. I hope so.

So, that's that. Honestly, the brakes are the only issue I have encountered in what has been a very solid SUV.
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Old Jun 16, 2015 | 07:18 AM
  #3  
Steve Maislin's Avatar
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From: Concord, MA
2013 GL450
Well, the warning continues, off and on, so I'll know more after the July 7 visit as to what causes it. For now, it stops when I brake, so that's good! ;-)

Thanks for the advice on the proper way to bed the brakes. Very interesting.
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Old Jun 16, 2015 | 04:01 PM
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cyclrder's Avatar
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18 E63s Wagon 15 GL63 (sold), 10 Turbo TT MT, A36 Bonanza, 20 JLU Rubicon
at 30K... you should really want to change your pads...

I change mine around 20K and I avoid having to change the rotors.
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