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Holy Vibration Batman!!!

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Old Sep 5, 2007 | 11:22 PM
  #1  
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Default Holy Vibration Batman!!!

Okay fellows here is the deal my 89 Vette is vibrating real bad in the steering wheel-steering column area. Here is what happens it rides smooth until about 60 mph and then I can feel my steering wheel start to vibrate, shake whatever you want to call it anyway as I get faster the vibration gets worse and seems to die out around 85-90, I can literally let go of the wheel an watch teeter back and forth REAL WEIRD If anyone has a solution to this problem, or any helpful ideas please share The car rides smooth like I said and the tires are rotated and balanced and my alignment is good so???? THANKS
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Old Sep 5, 2007 | 11:41 PM
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Recheck the tire balance. Also a close inspection of the tires/wheels & possible wheel bearings but doubtful. Most likely it is the balance.
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Old Sep 5, 2007 | 11:53 PM
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I had a real bad shake in my wheel at about 60 to 72mph coupled with a loose steering column. Drove to the repair shop after a round of golf and gave the car to Merle at Exotic Muscle when he moved the car the steering column fell in his lap (car would not steer). Had to replace the entire column, I was lucky it did not happen when I was on the freeway to his place from the golf course.

Be cautious.......................
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Old Sep 6, 2007 | 12:47 AM
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Originally Posted by GZVETTE
Here is what happens it rides smooth until about 60 mph and then I can feel my steering wheel start to vibrate, shake whatever you want to call it anyway as I get faster the vibration gets worse and seems to die out around 85-90, THANKS

My car did this, had a bad rear wheel bearing. Two new bearings and now everything is smooth.
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Old Sep 6, 2007 | 09:42 AM
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Originally Posted by Trog
Recheck the tire balance. Also a close inspection of the tires/wheels & possible wheel bearings but doubtful. Most likely it is the balance.
Belts could be broken within the tires too.

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Old Sep 6, 2007 | 10:45 AM
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I have the same problem but not as bad. It started after I had new rims and tires installed. Zr1 rims from Tomz and Sumitomo tires from tirerack. It's been to three shops and had several alignments and balances done. I'm thinking I may have a bad rim or tire but don't know how to figure out which one. It's even been on one of those hi-tech hunter machines twice. No luck. Anyone have any ideas? Is there a gauranteed method of testing for a bad rim or tire without ordering new ones?

Thanks

Last edited by rickneworleansla; Sep 6, 2007 at 10:47 AM.
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Old Sep 6, 2007 | 12:30 PM
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Originally Posted by rickreeves1
I have the same problem but not as bad. It started after I had new rims and tires installed. Zr1 rims from Tomz and Sumitomo tires from tirerack. It's been to three shops and had several alignments and balances done. I'm thinking I may have a bad rim or tire but don't know how to figure out which one. It's even been on one of those hi-tech hunter machines twice. No luck. Anyone have any ideas? Is there a gauranteed method of testing for a bad rim or tire without ordering new ones?

Thanks
I'm in EXACTLY the same boat!
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Old Sep 6, 2007 | 12:40 PM
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Originally Posted by Jonnymac
My car did this, had a bad rear wheel bearing. Two new bearings and now everything is smooth.
Exact same thing happend with my '85.
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Old Sep 6, 2007 | 04:14 PM
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I see a few of you guy's have changed your rotors.I had the same problem as you have and it was down to unbalanced rotors.Whenever I change anything nowdays I ask my shop to spin them up before mounting them.It's easier to spot a bad rim before you mount the tire than after.Also those Hunters are great machines however a lot of operators are not.Sometimes tires need to be indexed and the guys at the store either don't realize it or can't be bothered.There should be coloured dots on the tires-are they next to the valves?If not a dumbo fitted your tires. Also these big tires flat spot quite easily if not driven regularly.If you only do a few miles a week that could figure in.lastly,spacers or adaptors anyone??
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Old Sep 6, 2007 | 04:50 PM
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Originally Posted by rickreeves1
I have the same problem but not as bad. It started after I had new rims and tires installed. Zr1 rims from Tomz and Sumitomo tires from tirerack. It's been to three shops and had several alignments and balances done. I'm thinking I may have a bad rim or tire but don't know how to figure out which one. It's even been on one of those hi-tech hunter machines twice. No luck. Anyone have any ideas? Is there a gauranteed method of testing for a bad rim or tire without ordering new ones?

Thanks
If you kept your old rims and tires swap them back on one at a time and road test.
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Old Sep 6, 2007 | 05:23 PM
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Unfortunately I sold my old rims and tires. I have no doubt that if I was able to put them back on it would solve the problem. I have also heard that the operators of the Hunter machines don't always know how to use them correctly. My vibration problem started immediately after the rim and tire install. I had the rotors on prior to the rim and tire install without any vibrations. There are no spacers or adaptors installed on mine. It is currently my only road wothy car and driven daily. I don't remember about the indexing. I believe I do remember seeing a blue dot. I got tired of paying different shops to correct the problem with little or no improvment. It's not as bad as it was but still noticeable on certain roads or at a certain speed range around 55-65 mph.


Thanks
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Old Sep 6, 2007 | 06:29 PM
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99% of the time, it's the tires.
The hunter machines are nice, but 99% of the operators do not know how to use them correctly. The machine must be calibrated EVERY day, or it's useless. I've spent too many hours and too much MONEY going from tire shop to tire shop with the fancy hunter balancer.

Then I find out (The hard way) there are some tires that just can not be balanced correctly. replacement is the only answer.

And if your lucky enough to find a shop with a capable Hunter operator, you'll be back there in 6 months when the virbration comes back.

that is my experience........
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Old Sep 6, 2007 | 06:42 PM
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Originally Posted by rickreeves1
Unfortunately I sold my old rims and tires. I have no doubt that if I was able to put them back on it would solve the problem. I have also heard that the operators of the Hunter machines don't always know how to use them correctly. My vibration problem started immediately after the rim and tire install. I had the rotors on prior to the rim and tire install without any vibrations. There are no spacers or adaptors installed on mine. It is currently my only road wothy car and driven daily. I don't remember about the indexing. I believe I do remember seeing a blue dot. I got tired of paying different shops to correct the problem with little or no improvment. It's not as bad as it was but still noticeable on certain roads or at a certain speed range around 55-65 mph.


Thanks
I think RRTvette lives in your area as I recall and he has two or three C4's maybe you guys can get together and swap wheels to sort it out? He is a really great guy, just an idea.... good luck.
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Old Sep 6, 2007 | 07:37 PM
  #14  
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Originally Posted by rickreeves1
Unfortunately I sold my old rims and tires. I have no doubt that if I was able to put them back on it would solve the problem. I have also heard that the operators of the Hunter machines don't always know how to use them correctly. My vibration problem started immediately after the rim and tire install. I had the rotors on prior to the rim and tire install without any vibrations. There are no spacers or adaptors installed on mine. It is currently my only road wothy car and driven daily. I don't remember about the indexing. I believe I do remember seeing a blue dot. I got tired of paying different shops to correct the problem with little or no improvment. It's not as bad as it was but still noticeable on certain roads or at a certain speed range around 55-65 mph.


Thanks
One more thought for you guy's.When i bought my XJR Jag a couple of years back with 28000 miles on it there was a vibration that was impossible to get rid of.I called customer service at Pirelli and they told me to take it to my local tire kingdom to measure the tread depth.Then they sent me two free tires and two at 10% of cost!!! About $1200 for $65!!I had to pay the shop to fit and balance them but what the hell.Point is read your warrantee,perhaps you can get something for nothing.At least worth a try.
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