Ford Excursion :: Vibration Frequency Increasing With Speed

Had a long trip with the X this week and noticed a weird vibration up at speed. Anything before 65 mph and the truck was smooth, higher than that a medium vibration developed. Its frequency increased with speed. Never got the truck over 70, but the vibration was there enough to rattle change in the cup holder and the rear view mirror. What it might be? I was thinking a hub bearing... 2000 Limited 4x4 PSD ....

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Ford 7.3L Power Stroke (1999-2003) :: High Frequency Squeal When RPM Passed 2300 - 2500

Anytime I run the RPM passed 2300-2500 I get this high frequency squeal. I don't seam to lose any performance, but very annoying. Is this the turbo having troubles. It's directly related to the RPM'S. Other that that, the truck runs great....

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Ford F-150 (2009-2014) :: High Frequency Vibration Very Noticeable At 45 - 55 MPH

Just got my 2014 SCREW 6.5bed with eco boost. Truck has a high frequency vibration very noticeable at 45-55 MPH. So bad the rear view mirror is blurry. Took it to the dealer and they said the e-brake was dragging and fixed that and said the vibration was gone. Not gone. Did some searches and found a number people reporting vibration issues possibly related to drive shaft issues.

Took this video of the slip yoke at the T-case idling in first gear, sent it to the dealer and they said that's normal. I don't think that looks normal. Does that looks normal?

Slip Yoke at T-Case ...

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Ford Excursion :: 2001 - Front End Vibration?

Just picked up an 01 4x4 v10 a few weeks ago. I have a severe vibration that occurs when I hit a bump at highway speeds. The vibration cannot be felt in the steering, and I must come to a complete stop to cure it. There is a rattle, consistent with rotation coming from the passenger front tire. It seems to get louder the longer the I drive it, Going away and starting over after the truck has sat for a few minutes. I have had the truck on a lift and there is no play in ball joints or tie rods. I have recently replaced the sway bar end links. When this started I had the front tires balanced to make sure that's not the issue.

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Nissan - Quest :: 2001 - Vibration Starting At About 60 Mph

I have a 2001 Nissan Quest that vibrates starting at about 60 mph. I have balanced the wheels more than once. I have had repairs to the suspension. Now I notice that it vibrates only when accelerating or going up hill - not when the foot is off the gas pedal. What repairs should I accept or reject?

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Prius V :: High Frequency Vibration At Highway Speed?

My Prius v has 1300 miles. I didn't notice at first but now I notice a constant high frequency vibration in the car, especially at highway speeds. Took car to a tire shop and had tires dynamically balanced, same problem. I think it must be the toyo low profile tires or its in the drive train and just inherent to the hybrid system. Seems to be the same whether in eco mode or ev. Vibration is the same on smooth or rough roads. Dealer service manager says he is not aware of any problems. Suggests bring car in for a test drive and compare with another new one.

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Golf V R32 :: Speaker Has Vibration / Rattle Noise With Certain Frequency

I need some speaker upgrade recommendations that'll fit into the door cards - specifically the subwoofers - I've replaced an OEM speaker in the driver side once already and it's doing the same thing as before it has a weird vibration/rattle noise with certain freqs. It may very well be the way it's sitting in there but I doubt it.

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Lexus RX 2010-15 :: High Frequency Vibration Mostly In Seats Above 60 Mph

I have a 2015 RX350 with 25k. New tires, two road force balance by two different dealers and I'm still getting a high frequency vibration mostly in the seats above 60mph. Dealer cannot find any issues.

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Ford Excursion :: Motor Would Rev To 2500 RPM Upon Start Up

2000 V10 with no CEL codes.

Upon start up the motor would rev to 2500 rpm. So I thought IAC.

Unplugged the IAC to rule it in and the motor still reved to 2500 at start up....so naturally I spent an hour looking for a vacuum leak. Did not find one.

By shear dumb luck I decided to double check the IAC. Using a set of visegrips I clamped the intake hose to IAC almost closed. And motor started up and idled at 1000 rpm. I could vary rpm by varying the amount of IAC hose left Un clamped.

So moral of the story is IAC can fail in the open position too. Allowing too much air past valve and high rpm.

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Ford 7.3L Power Stroke (1999-2003) :: 2001 Excursion - Slight Vibration At Idle

I'm looking at a 2001 Excursion with 242k miles. Truck is all stock, and everything checks out well. The only thing is there is a slight vibration at idle, that increases quite a bit when the engine is revved to about 12-1500rpm. Ran a CCT, and #8 was flagged. I know that can be somewhat normal depending on the CPS, right? Otherwise the truck is smooth, and in great shape. Should I be concerned about what feels like a slight miss on #8?

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Sonoma :: High Frequency Vibration After Driving For 30 Minutes On Freeway

After driving for 30 minutes on the freeway, my Sonoma develops a high freq vibration that seems to increase after it starts. lessens a little as I slow, but does not go away until after the car has been parked for a while, but not as noticeable under about 30.. I have experienced this the last three days on my commute to and from work. Did have the breaks checked. I did have a clunk sound when i released the brakes at a stop, but that went away after the first brake check where they did not find anything, but just cleaned out the dust and readjusted. The vibe is pretty strong and makes me nervous to drive.

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Toyota - Camry :: Low Frequency Vibration Coming From Left Rear

I own a 99 Toyota Camry w/ 122k miles on it. About a year and a half ago I started hearing a low frequency vibration coming from left rear. A few mechanics said it was a worn bearing and I may want to get that fixed in near future. Well here it is 2011, I can't stand the sound anymore and am concerned what other damage (if any) I may have put on my car.

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Corolla / Matrix 2009-13 :: Low Frequency Shudder / Vibration Is Felt In Floorboards

2010 Corolla 1.8 automatic. Accelerating at highway speed (2800-3200) rpm a low frequency shudder/vibration is felt in the floorboards. Goes away of you let up off of gas pedal. No vibration at idle, runs fine all other times. Most noticeable when accelerating under load (ie going uphill) and at highway speed. Trans mount visually intact. Ditto engine mounts. Cv axles less than 1 year old no rattle upon shaking.

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Camry 2012+ :: Intermittent Buzz Or High Frequency Vibration Under Slight Acceleration

2014 Camry, 4 cyl. 65K ... Wife's car has developed a vibration that is going to be hard to get a dealership service group to troubleshoot due to randomness. I drove it for 30-45 mins today and have this description:

-Vibration, either described as a 'buzz' or a 'high frequency vibration'
-Happens in the 28-38mph range (different points)
-Under very slight acceleration. (hard acceleration efforts produce nothing)
-Can't swear to it, but feel like it is always in 'high' gear
-feel it in 'seat of pants', NOT through the steering wheel
-Is faint on sound, but you can hear something
-Is typically only a second or two
-Is very hard to 'create', but then happens unexpectedly.
-My wife first reported it to me, and I took my son on the test drive today and he could feel it as well when it hit, but couldn't pinpoint it as it comes and goes so quickly, but again, you feel it in the seat/butt more than anywhere else.

I've checked lug nuts to try to eliminate something easy and they are fine.

Since it is relatively slow speeds and under very slight acceleration, can there be a 'solenoid' that is creating a false shift effort, but just vibrates the trans instead? Without any info other than what I have stated above, I'm leaning toward transmission, but again, probably not enough info to go on....

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Subaru - Outback :: 2004 - Slight High Frequency Vibration At Highway Speeds

This has been happening for the past 6 months or so. I recently had new ball joints, 4 wheel alignment, and 4 wheel balance. Even with this I'm noticing a very slight high frequency vibration at highway speeds. I noticed on one of the front wheels that a weight fell off, so this might explain the high speed vibration.

However - When I'm starting at 0mph, and accelerate to say 50mph for example, the car vibrates rather substantially as the speedometer moves from around 25mph to just past 30mph. After those speeds it goes away.

I've also noticed that it tends to be worse if I'm going up hill, which, according to the laws of physics, would tell me that going uphill would put more pressure on the front end, given it's heavier with the engine there. If I'm going downhill it vibrates much less.

When I drive I tend to not accelerate quickly, meaning, I don't 'punch' it, and accelerate gradually instead. If I'm driving on a level, well-paved road, and accelerate quicker than regular, the vibration seems to not be as heavy.

Any other tests for this? Struts, control arm, steering knuckle, drive shaft ?

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Ford Excursion :: 2003 - Whistling Noise When Driving At 2000 - 2500 RPMs

I have a 2003 excursion... it is a v 10and just yesterday there was a whistling noise. I parked the vehicle and idle it slowly but no noise. I drove it again n the noise was there again. So the noise is there at 2000-2500 rpm. I'm wondering if its my exhaust manifold?? Also I'm starting to loose power. When running and in parked it shut off.

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Accord :: Throttle Body Vibration - High Frequency Rattle Noise Inside Engine Compartment

So I'm at my wits end trying to locate (and fix) a loud, high frequency rattle noise inside the engine compartment.

It can be heard when applying the gas pedal a certain amount. In other words, I can "find" the noise and maintain it at a certain rpm.

The noise is coming from the back of the engine near the firewall. It feels and sounds like it's coming from the throttle body plate and vibrating the gas pedal. I cleaned the plate and it isn't loose.

The issue doesn't seem to be affecting engine performance.

The sound is noticeable while driving (under load). When in park, I can find an rpm where the throttle body seems to take a heavy wave of vibration from the engine and hum (but not nearly as loud as while driving). Issue existed before I put on new motor mounts, and still persists after replacing all 4 (although the vibration and noise are reduced).

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Touareg :: Noisy Vibration Around 2500 Rpm In 2nd And 3rd When Accelerating

I test drove an 08 VR6 Touareg 2 this evening. Felt quite nice though I even with the upgraded V6, I found myself stomping on the gas on the freeway to overtake compared to my 05 V8.

Anyway, what I wanted to post about was a vibration type noise occuring just around 2500rpm in 2nd and 3rd (and possibly others) when accelerating. At first, I thought it might be something in the muffler, but I wound down the windows and it didn't seem to be coming from the outside.

Note that the sound was not any kind of throaty roar - it sounded like something was loose/vibrating. Hopefully this is limited to the particular example that I drove?

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Dodge - Ram - 2500 :: 2002 - Slight Vibration Comes On At 60 Mph

2002 Dodge Diesel PU ... At about 125000 miles a slight vibration appeared and has progressively gotten worse. Now at 177000 it comes on at 60 mph and is pretty bad. I've replaced tires, shocks, hub bearings, u-joints and locator bars, all to no avail. The tires show no unusual wear and the drive shaft(s) u-joints appear good. I'm not the only one with this problem but Dodge denies any knowledge of it's occurrence.

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