Lexus LS 2007+ :: 2008 Engine Stopped, Ride Feels Jittery On Smooth Roads

I used to wonder if my engine was running when stopped at a light and marvel at the smooth ride of my 2008 LS460L.

Lately I have been feeling a rough idle when stopped and the ride feels jittery on smooth roads.The odd thing is the car idles smoother with the air conditioner running or when it is off. It is very noticeable when off and seems to be apparent when the car is fully warmed up .

The jittery road thing occurs both when the air is on and off. I bought the car CPO and it had the valve recall work performed (saw that was one possible cause).

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Toyota - Corolla :: 2013 - Heavy Vibration In Car After Rough Ride

I have a 2013 Toyota Corolla. I got distracted when driving and ran through a dirt center divide and got a flat tire.I had a replacement tire put on and after I started driving from the tow yard there was an immediate heavy vibration. There's a big bump every time the car starts and when switches gears (I have an automatic) and in some gears the vibration is less intense, also when I turn the car at certain angles the vibration seems to go away completely but then returns when I began driving straight again.

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Lexus GX 2004-09 :: 2003 With 56K Miles - Rough Ride / Rear Suspension Feels Hard And Bouncy

So I found an 03 gx one owner and only 56k Miles on it. Nice truck. I noticed right away that the rear suspension feels hard and bouncy. When I adjust the height it does work but seems to take a bit. In the Low setting feels like it is on the bump stops. Not sure where to start, sounds like the level sensors can be an issue, so I will have a look at them. Feels like it is just going to the top height to me thus making the ride really stiff. I climbed onto the rear bumper and tried to bounce the truck and it is like a rock. Like the bags are over inflated.

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Lexus GS 2013+ :: 2015 GS350 Noisy And Jittery Highway Ride

I leased a (non F-Sport) '15 GS about four months ago. Loving the GS so far except for one thing - the highway ride is rather busy and noisy, which does not at all suit the character of this car. I specifically avoided F-Sport package because I wanted a luxury car ride. My previous car, BMW 535i, had way quieter and smoother ride in spite of having run-flats. Go figure.

Can I get meaningful improvement by upgrading the OEM tires? The GS came with Bridgestore Turanza ER33. I'm thinking about replacing them with Pirelli Cinturato P7 All Season Plus, which gets a lot of praise in Clublexus.

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Toyota - Corolla :: 2000 - Feels Like No Brakes

2000 toyota corolla feels like it has no brakesI had the brake master cylinder replaced a few months ago - so that's not itThe mechanic also replaced the shoes - so that's not itAfter I told him it still feels like the is low etc. he adjusted them or something - so that's not itIt still feels the sameWhat should I do?

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Corolla / Matrix 2009-13 :: 2010 S - Ride Not So Smooth / Rough And Grainy

I have a 2010 corolla S with around 15K miles. I'm not sure if this is really an issue but it has been bugging me for sometime. I have noticed that sometimes the engine / ride feels really smooth and feels as if the car just sails along. But most of the days the ride feels a little bit rough/grainy... I drive mostly in the city (around 80%) and live close to work (3miles one way). I do oil changes every 5 months... Would some kind of tuning be required? Or is this just normal?

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Corolla / Matrix 2009-13 :: 2010 - Super Rough Ride And Noisy

I just purchased a 2010 Corolla LE with 21,000 miles and I am wondering if I just made an immense mistake. I raised the question during the test drive and the salesman said all Corollas sound and ride the same, his wife had one, etc., telling me it's fine.

I badly needed to replace my old car and bought, despite my misgivings. Now that I own it, the road noise is staggering. Truly stunning and unpleasant. Or, from a bit of reading here, perhaps it's the tires. Really?

And every bump reverberates through my whole body and sounds like bad shocks. Whomp, whomp, whomp, down the road! But this is a certified car and supposedly they would have checked shocks/struts or whatever is there.

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Golf IV R32 :: Feels Harsh When Accelerate And Go Off The Throttle

When I get of the throttle my R is acting weird. It almost feels like the engine is moving, it doesn't feel smooth anymore. Also when I get to a stop and downshift it feels harsh . When I accelerate and go off the throttle it feels harsh, just if my engine would torque. But I checked the mounts and they are all good. Could this be something with the differential as well?

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Toyota - Venza :: 2010 - Rough Ride - How To Improve

I recently purchased a 2010 Toyota Venza. I unfortunately did not test drive it enough to realize how rough a ride it has. Thinking that something was wrong I brought it back and was told that it is normal and the Venza has a very hard ride. After more research I found out that it is a common complaint. The mechanic said that its large 20" tires, long wheel base and tight suspension all add up to a very hard ride. I saw previous discussions regarding this but no real or recent answers. Can anything be done to improve the ride? I was told that the 2013 model has a better ride so they must have changed something. Would something as simple as replacing the shocks with a different type? I love the car but hate the thought of driving it for the next 5 years the way it is. I would have purchased a Ford Edge or similar car if I realized how hard the ride is.

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Lexus IS 2014+ :: Extremely Rough Ride In Normal Mode

The last few days I've noticed an extremely rough ride when in Normal Mode. In sport + mode I noticed a bit of a smoother ride where the bumps weren't as harsh. Which is the complete opposite of what's supposed to happen. My tire pressure is 36 and reaches 39-40 when hot. No clue why this is happening, should I be worried ? Should I lower the tire pressure a little maybe to much air is causing the harsh ride? Or should I reset the battery because my car is stuck in sport + mode when it should be normal.

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Santa Fe (DM - 2013+) :: Harsh Ride And Stiff Suspension

Didn't notice this on the test drive, but as soon as I started living with my Santa Fe (about 3-4 weeks now) I can't believe how harsh and rough the ride is. Very very uncompromising over all road irregularities - even those you can't even really see. 2013 Santa Fe Sport?

It's so bad I've been searching for aftermarket struts and shocks to replace what must be garbage OEM parts - but nothing seems to be available for it yet.

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GTI 337/20th Anniversary :: Harsh Ride And Engine Stumble?

I just bought a very clean black '03 GTI and love it, but the car feels like it is beating itself to death every time I hit a bump, or crack in the road. It seems a new rattle or squeak pops up with each hit and I was wondering if there is anything to calm the harshness out a bit? I don't mind a hard ride, but I wonder if the car does!

It is completely stock, so still has the 18 wheels with BFG G-Force tires and stock suspension. Looking for suggestions on tire/wheel changes or shock upgrades to smooth the harshness? I don't do road courses or track days, so the handling can suffer in exchange for a bit of smoothness. I don't want to alter it too much away from stock (other than, say, shocks) so I won't be looking for full suspension changes.

The only other odd things are the interior fan will slow way down when first accelerating away and I've noticed a bit of engine hesitation on light throttle, usually second gear around 2.5k rpm. A firmer application of go pedal keeps it from happening, but sometimes I just want to be able to putt and not zoom.

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Prius (2010-12) :: 2015 - Ride Is Really Harsh When Going Over Bumps

My 2015 prius series 5 ride is really harsh when gong over bumps! 17 OEM wheels w Toyo tires set at 33 frt/32 rear, Trd springs frt/rear, trd rear sway Cusco frt sway bar, front power brace and center brace! Should go back to stock springs? Or invest in set of soft coil overs ? I like the lowered look too!

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Toyota - Corolla :: 2009 - Headlights To Go On When Car Is Completely Turned Off

My wife's 2009 Toyota Corolla is possessed and it's gotten her so frustrated she brought home a new puppy two days ago.

Over the last two weeks we've noticed a handful of times, after we've turned off the car and left it (with the interior headlight control in the off position) that we'd go out to the garage only to find the car's headlights on. (Keep in mind, it has a sensor that will automatically activate the headlights in dim light but this only is supposed to happen when the car is on.) It began having issues starting and yesterday it wouldn't turn over. Yet, when turning the ignition, it made a sound different than I've heard on the car when it has a dying/dead battery. Before calling the tow truck, I tried jumping it. The car did turn over -- and the headlights immediately came on (might have been the sensor in the dark garage, but they come on almost immediately rather than after a brief delay). Yet it died quickly after and wouldn't start again. My neighbor, however, smelled gas and suggested the engine might be flooded.

The car was towed to my mechanic -- who's a good guy. He just called and said the car turned on for him without a problem and he can't find anything despite running a battery of tests. He said he just doesn't want to swap stuff out without knowing there's an issue.

So, what could possibly be causing the car's headlights to go on when the car is completely turned off and the internal knob for the headlights is also in the off position? And could it be related to the car not turning over -- or did my wife flood the car when she tried to turn it over yesterday morning, creating a wholly separate issue?

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Ford F-150 (2009-2014) :: 2010 - Drivetrain Vibration And Rough Ride

I just bought a new 2010 supercrew 4x4 lariat. I have 2000 mles on it. vehicle is equipped with 20" wheels with scorpion tires. Problem is that ride is very hard plus there is really annoying low level vibration that seems to be related to drivetrain - this vibration is most noticable on smooth roads. i have owned 99, 03, 05, and 08 4x4 lariat supercrews and this is by far the worst riding truck. i put a lot of miles on my trucks and this one is not in the least enjoyable to drive.

I took it back to ford dealership and they just said that these new bodies are 'stiffer' and transmit more vibration and that new 6 speed transmission is not as smooth. I reduced tire pressure from 40psi (as delivered) to 35psi with no difference. I don't buy it - I believe that something is wrong that can be fixed - but not sure where to look. Other than this problem i really like the truck!

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Sonata I45 (YF - 2011+) :: Too Much Tire Noise / Slightly Harsh Ride

I just purchased a 2011 Sonata with 26,000 miles on it. Like the car a lot but has excessive tire noise and slightly harsh ride. Looking for recommendations on a quieter, better riding tire. It has 205/65/16 Kumho tires.

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Prius (2010-12) :: Harsh Ride After Replacing Shocks / Tires

The car was purchased used with 18" wheels already on. After driving for about 6 months, I started noticing the road noise getting very loud. I took the car to a tire shop and they told me that there was some uneven cupping in the middle of the wheels, which is usually caused by worn out shocks making the wheel bounce up and down.

I replaced all 4 shocks, then replaced all 4 tires. Now its much more smooth than before, and is very silent on nicely paved roads. however, I notice when there's roads which any imperfections (like fixed streets with tar.. or uneven pavements, or when your tire hits the freeway markers to keep you in the lane) its heard very loud from inside the car and creates an almost *thud* sound when it does.

I assumed that the problem was that the car had 18" wheels. So recently I swapped the wheels out with stock 15" from Toyota, but somehow the road noise is still very apparent. I sat in a friend's Prius, same year, and I could tell that it was handling the uneven pavements much softer.

What could be the problem now? Is there anything else that needs to be replaced?

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Ford Excursion :: 2002 4x2 XLT - Harsh Ride / Front End Bottoms Out

I have a 2002 4x2 xlt stock height with 100k miles. I've installed a rear sway bar, air assist bags in rear and bilstein shocks. I am looking for a smoother ride. It doesnt take the large bumps and train tracks very well. It feels like if the front end bottoms out. Ive been reading here on the forums about the rancho 9000 adjustable series giving a better ride, but most of those are for the 4x4 ex's they sit higher and more travel on the front end. So I am wondering if with rancho's make a smoother ride but not the front end bottoming out, maybe a 4" lift with the rancho's would give me both a smooth ride and no more bottoming out.

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Passat (B6) :: Harsh Ride - Ture Grinding Especially Over Some Turns Or Speed Bumps

In a nutshell, I'm tired of my incredibly harsh ride. I drive a 2006 3.6L with H&R Sport Springs. I had to put spring boosters in the rear to keep the tire from grinding, but whenever I have a passenger in the back it still grinds, especially over some turns or speed bumps.

The ride quality is also very harsh, it sucks. Plus the front wheels can't align anymore (at least that's what the guy at the mechanic's told me.) Basically, I want my ride quality to improve a lot. I'm debating going back to stock, but I'm not going to like the big gap in between my wheels.

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