996 Turbo / GT2 Turbo discussion on previous model 2000-2005 Porsche 911 Twin Turbo and 911 GT2.

Crunching/Creaking front end?

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Old Dec 27, 2014 | 08:19 AM
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CV boots

Now my less than scientific guessing has me believing it is only a torn CV boot.

Has anyone here ever had torn boots and do they just ( initially ) just "crunch" barely perceptibly, and do they sound like ( well..) torn cv boots!?

If anyone that has ever had this happen could input, it would b appreciated. I have yet to get under it properly but its a sound occurring while turning the wheel now, and is a new noise similar to CV boot noises I have heard before. Whether or not other connected parts also may need attention is at this point also unknown.

But this is my updated hunch.
 
Old Dec 27, 2014 | 09:39 AM
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I usually put on rebuilt axles but they are expensive I hear for the 996tt= never really looked lol. Cleaning and replacing boots unless found very quickly has rarely worked for me.
 
Old Dec 27, 2014 | 09:43 AM
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axles 700/800+. not needed @this point. my gti? sure. no prob. cv's and axles maybe 80 bucks lol
 
Old Dec 27, 2014 | 09:56 AM
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#11 here.

 
Old Dec 27, 2014 | 10:02 AM
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assuming that's the shock bearing plate you suggested upthread? would it be possible for the noise i'm describing to occur while the car is stationary yet simply turning the wheels? that doesn't seem to be shock or mount related. in fact, it minimally occurs ( or i hear it less ) while i'm actually driving. it sounds like rubber ( boot ) binding after a slight tear. if i had to guess!

i wouldn't think that bearing plate part to be impacted. do you know differently? ..and thx.
 
Old Dec 27, 2014 | 10:14 AM
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Originally Posted by '02996ttx50
Now my less than scientific guessing has me believing it is only a torn CV boot.

Has anyone here ever had torn boots and do they just ( initially ) just "crunch" barely perceptibly, and do they sound like ( well..) torn cv boots!?

If anyone that has ever had this happen could input, it would b appreciated. I have yet to get under it properly but its a sound occurring while turning the wheel now, and is a new noise similar to CV boot noises I have heard before. Whether or not other connected parts also may need attention is at this point also unknown.

But this is my updated hunch.
How could it be CV boots when turning the wheel? You have no axles in the front Mark. If your upper mounts are shot, they will make a crunching sound when turning the wheels.
 
Old Dec 27, 2014 | 10:15 AM
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The bearing plate allows the spring to turn when you turn the wheel against the shock mount which is fixed.

Also, check the lower ball joint.
 
Old Dec 27, 2014 | 10:27 AM
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ok, will do..thx. but it isn't that kind of ( spring/mount/shock ) sound though worn mounts wouldn't come as a shock to me either. i dont usually throw parts, but for a c note I'm gonna throw boots at it, and grease em up. see if i can catch this before I've damaged the cv joints themselves.
 
Old Dec 27, 2014 | 10:28 AM
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Originally Posted by pwdrhound
How could it be CV boots when turning the wheel? You have no axles in the front Mark. If your upper mounts are shot, they will make a crunching sound when turning the wheels.
i dont understand. i have no axles? all I've removed is the cardan (?!) all else is as it has been. shocks/springs and connecting parts.

the only time I've ever heard worn/torn cv boots is when turning the wheel(s!)
 
Old Dec 27, 2014 | 03:43 PM
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posted up in my thread, but #11 in the diagram above is what I was referencing. It is part number 996-343-501-00-M100.


Also agree on the mounts being shot. If you want to retain your current geometry Tarett makes an AWD strut mount (the one that cants backwards). I'm sure there are others too.


Of course there's always option C, go *****-out and convert everything... ;-)
 
Old Dec 27, 2014 | 05:09 PM
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Originally Posted by benw
posted up in my thread, but #11 in the diagram above is what I was referencing. It is part number 996-343-501-00-M100.


Also agree on the mounts being shot. If you want to retain your current geometry Tarett makes an AWD strut mount (the one that cants backwards). I'm sure there are others too.


Of course there's always option C, go *****-out and convert everything... ;-)
yeah, i'm all over it, thx. option c was on the table when i went rwd half ****d, and appears to have come full circle. depends on what is/isn't toast. that'll make my decision for me. issue becomes can't really suss out the bearing plate and internal parts without removing them, and once in? all needs to become new again, the way i see it. ugh. i'll know next week hopefully. but someone did pass along ira's contact info as well. i'm in good hands. thankfully.. and thx for the advice/input ( everyone ). i'm getting schooled.
 
Old Dec 27, 2014 | 06:14 PM
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I had severe creaking on mine which you could hear just by turning the wheels, it turned out to be the lower ball joints.
 
Old Dec 27, 2014 | 06:36 PM
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thanks. mine is so slight noise wise as to be obviously in its incipient stage(s). barely perceptible. but i like to catch stuff early, especially since i *usually* need to *learn* what has gone wrong. y'all have talked me out of my cv boots idea. couldn't be that lucky anyway.... ha
 
Old Dec 27, 2014 | 06:51 PM
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my votes is on #11. CV boot is a close 2nd. I actually had this same diagnostic dilemma years ago (around 55k miles). It actually turned out to be BOTH in my case. The CV boots fixed part of the sound ( a ticking/crunching), but the creak/ground with turning the wheel persisted.
 
Old Dec 27, 2014 | 07:00 PM
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^^ finally. someone that at least thinks it *might* be a torn boot! thx tt. lol.
it's the quietest and most subtle crunch/creak I've ever heard. thats part of my confusion.

add: wait! what was the other fix beside the boot?!.. bearing plate #11. duh. got it. thx
 

Last edited by '02996ttx50; Dec 27, 2014 at 07:05 PM.


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