XK / XKR ( X150 ) 2006 - 2014

07 XK vibration at 70MPH

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Old Sep 12, 2022 | 08:41 PM
  #41  
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So have you proceeded with the work or did you only receive an estimate?

If you’ve not done anything yet, I’d start with having them remove the old
tyres and spin the wheels on their balancer which will tell you how far in or out of spec the wheels are BEFORE paying for and installing/balancing new tyres. You nice it’s confirmed the wheels are in good enough balance, then I’d mount and balance new tyres. I’ve always done this in case there’s a vibration issue, I know if its the wheels or if it’s the tyres. Would also be nice if they’ve a road force balancer.

Before doing the alignment, I’d address any suspension link issues as you’ll need another alignment after any replacements.

If your stabilizer link’s failed it indeed could cause vibration at speed.

Why did you mention the steering rack? And they are NOT very expensive, about $400 for a remanufactured one.

The brakes I wouldn’t touch until all else’s sorted. Something else’s going on there. “Warped” rotors are extremely rare and unlikely. Do a search for warped rotor myths.

 
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Old Sep 12, 2022 | 09:16 PM
  #42  
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jahummer, all good advice! At this point, I have received an estimate. No work has yet been performed. The estimate I received was for 4 new tires, balancing & alignment, and new front brakes and rotors. The estimate doesn't include any suspension replacements.

 
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Old Sep 12, 2022 | 10:22 PM
  #43  
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Odds are that you're better off buying your new tires at a Costco or Discount Tire store near you. Do you know which tires to buy? Cost will likely be less than that mechanic's shop. What about a road hazard warranty and free rotation and balance? And how do you know that he will still be in business a year from now?

Buyer Beware. I'd be leery of any mechanic who tells you that your brakes are warped. While that possible, it's more likely that your rotors have high spots - deposits of brake pad material - that cause the brake pedal to shudder or vibrate. Those high spots can be removed without compromising the brake rotor thickness. Does that mechanic have Jaguar training and experience? Will he use genuine Jaguar parts or aftermarket parts?

Read this thread, notably, my Post #18:
https://www.jaguarforums.com/forum/x...-discs-247184/

You should do some due diligence on qualified independent Jaguar repair shops in your area. There are too many horror stories about mechanics who make matters worse because they don't have the Jaguar training, experience, and proprietary diagnostic equipment.
 
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Old Sep 12, 2022 | 11:00 PM
  #44  
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Originally Posted by deanmortensen
jahummer, all good advice! At this point, I have received an estimate. No work has yet been performed. The estimate I received was for 4 new tires, balancing & alignment, and new front brakes and rotors. The estimate doesn't include any suspension replacements.
As I noted in my previous post, I’d wait on the brakes until after you’ve got the wheels, tires and suspension sorted. Unfortunately you don’t have any Discount Tire locations near you and I’d avoid other chain stores which pay their employees commission for upsells. It’s quite possible the first shop you’ve visited’s a reputable business BUT any time someone says warped rotors I immediately become suspicious. Tires, wheels, brakes and suspension on your X100 don’t require specialist tools though it’s always nice to have a Jag experienced mechanic.

Keep us updated on what decide and feel free to ask for further advice.

 
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Old Sep 13, 2022 | 04:42 AM
  #45  
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deleted - wrong forum
 

Last edited by michaelh; Sep 13, 2022 at 04:49 AM.
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Old Sep 13, 2022 | 04:46 AM
  #46  
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deleted - wrong forum

 
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Old Sep 13, 2022 | 06:17 AM
  #47  
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Dean,

You have a 2000 XK8 and I don't understand why you haven't moved your inquiry to the X100 Forum as I recommended in my Post #28, above. I gave you the link to the X100 Forum, where you can get advice specific to your car, instead of the general information from the X150 owners here.

I also don't understand why we X150 owners continue to reply. Perhaps we forgot (like I did) that you're in the wrong Forum. We're a helpful lot, but the best advice you can get is from other X100 owners who had the same problems you now have. It's why the X100 Forum exists.

I hope you will continue your inquiry in the X100 Forum and can get that vibration sorted so you can thoroughly enjoy your XK8. Life is short, so enjoy the ride!

Stuart

P.S. Of course, you are always welcome in this X150 Forum and all the other Forums on this website. My point is that if you're not active in the X100 Forum, you're missing out on learning about your car from other knowledgeable X100 owners.
 

Last edited by Stuart S; Sep 13, 2022 at 08:57 AM. Reason: Added P.S
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