LS - 4th Gen (2007-2017) Discussion topics related to the current flagship models LS460, LS460L and LS600H

Loud clunk/popping noise

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Old 11-24-16, 03:02 PM
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Talidtb
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Default Loud clunk/popping noise

Im having this annoying clunk noise on my 600. But The whole entire front end is new. All control arms (8), sway bushings and links, both front air struts, ball joints, alignment and still. I hear it on both sides but i must say the passenger side is much louder. It sounds like a worn ball joint with alot of play or a bad strut rattling around. I've had people and mechanics help to try to find the problem. Most people is saying it sounds more towards the front and not in the wheel area of the car. And i agree. Put it on the lift by 2 different mechanics and both found nothing. 1st we thought it was my height sensor links. So i changed them as well. No change. Sound still. When turning and driving slow u could hear the rattle very lightly. Sounds almost like a sway links bad. I've retighten sway bushing bracket and links. Sound still present. Im thinking to remove sway links next and tie them down and see if any change but i honestly dont see it being the links or bushings. 😰

Last edited by Talidtb; 11-24-16 at 03:09 PM.
Old 11-24-16, 06:07 PM
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L8RSk8R
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Tighten down your camber adjustment bolts.
Old 11-28-16, 07:46 AM
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Talidtb
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Originally Posted by L8RSk8R
Tighten down your camber adjustment bolts.
i will check that as well. Its so annoying. Took it to Lexus today and they want $300 just to check it out. They must be crazy.
Old 11-28-16, 08:02 AM
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roadfrog
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Taking it to Lexus is "crazy". Any decent suspension shop should be able to diagnose this for you. Keep us posted on what you find out.
Old 11-30-16, 03:26 PM
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Talidtb
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I am searching independent shops that are good at finding suspension noises here in newyork but people arent patient. They look and shake 2 thinks and say i cant find nothing. I need to find a shop thats willing to take however long it is to find the noise. I will definitely keep u guys posted.
Old 11-30-16, 04:26 PM
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JiffyPop
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try to tighten the sway bar end links. I had a similar problem after I replaced mine and that is what solved it. It has to be VERY tight
Old 12-01-16, 05:52 PM
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Talidtb
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I'll do that. I will tighten the crossmember as well. Maybe it is loose.
Old 12-05-16, 01:56 PM
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Talidtb
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Dealer checked it out. Front passenger air strut mounted incorrectly. Also sway links were aftermarket and hitting the control arm. Car is now smooth and quiet. Thanks

Last edited by Talidtb; 01-03-17 at 03:50 AM.
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