Questions tagged [suspension]
Suspension is the term given to the system of springs, shock absorbers and linkages that connects a vehicle to its wheels. -Wikipedia
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Knocking sound when applying brakes, but does not happen reliably
I have a 2012 Toyota Rav4. There is a knocking sound that happens when the brakes are applied. The knocking sound occurs at a rate that matches the speed of the wheel rotation. As the speed slows, the ...
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Why are leaf springs used in trucks instead of absorbers?
I have a truck which is using the leaf springs. Can anybody explains what are the main purpose of the leaf springs in the truck.
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C4 picasso air suspension woes - want to delve deeper
C4 Picasso suspension has been done to death over the years and I have myself switched it out, but I want to know more about how its setup. There are guides that explain about taking measurements and ...
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Both rear tires are wearing prematurely on the inside, despite regular alignments and tire rotations. What could be the cause?
Could it boil down to just needing more frequent tire rotations?
Or something like worn suspension components?
Alignments have been performed regularly so that seems unlikely to be the cause.
Which ...
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Coil Spring To Replace Or Not
I've carried out a lot of DIY repairs on my car over the past few years including front end suspension and strut disassembly/assembly (mount, strut and coil spring all new). Trying to make better ...
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After hitting a curb, besides alignment, what else should be checked for damage
I'm positive the alignment is shot- so that's the first repair.
But what else might be a potential problem, in theory?
(Not asking for a diagnosis over the internet- just wanting to get a general ...
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Why is my car losing control and vibrating
About a week ago, I had my whole front suspension changed. Both shocks, all tie rods, inner and outer, both upper control arms as well as the sway bar links. Now my car drives so bad. When trying to ...
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Hit a curb pretty violently while making a turn, doing 10 mph. Don't see a bubble on tire. Is there still a chance of internal damage to the sidewall? [closed]
Any chance a wheel bearing might've been damaged? I was going slow but, did hit it pretty hard.
Although these wheels (18's on low profile tires) have cracked before from potholes, the rim and tire do ...
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Car wheel metal vibration noise when I hit it (car is stationary)
I have a toyota wigo 2019 and its front right wheel is making this high pitch metalic vibration noise when I hit/kick the top of the tire, and the vibration noise is a bit louder and linger a bit ...
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2.5" or 3" Lift - Do I need to replace control arms (Jeep // For offroading)
Hey so I have a 2020 Jeep Gladiator (Sport S). I want to do a 2.5" or 3" lift to help with clearance (approach / breakover angles specifically) but if I do I'm wondering if I should replace ...
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Steering wheel feels loose without any play
I was driving a car and took a sharp bend ( about 80° ) around 40kmph. Suddenly the steering wheel over steered. It was like some external force pushed the rack. Since I was driving slow I was able to ...
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Installing Rubber Parts Final Tightening Carried Under Unladen Condition With Tires On Ground
If the weather permits I will be replacing some front end suspension parts on my Nissan Almeras N16 2006. The transverse link/control arm, tie rod ends, stabilizer bar bushings and stabilizer ...
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Honda civic 2018 loud suspension
My Honda civic 2018 suspensions are loud when driving on roads that are not smooth and has small potholes or waves. If I drive slowly over potholes or wavy roads which would make the car go up and ...
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How can I fix the gap at the top of my new struts?
There is a gap between the body of the car and the bottom of the plate that attached to the top of the struts.
I see it on both sides, but here are pictures from the driver's side:
When the front end ...
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Front driver squeal
2010 Jeep GC limited 4x4 recently purchased used. I replaced front bilateral wheel bearings, rotors, pads, upper & lower control arms along with cv joint on driver side. Dust plate was completely ...
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Continual knocking sound coming from a front wheel when turning
I recently noticed that when I take a sharp bend (almost a U-turn) around 30–40 kph, I hear a sharp "knock…knock…knock…" noise from the outer front wheel area (that only happens for the left ...
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What could cause a knocking noise front drivers side?
I have a VW Polo. The knocking noise can be heard from the front drivers side when going at slow speeds. The noise can mainly only be heard when going over any sort of bumps. The knocking can be felt ...
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Mystery car noise when driving
The car is a 2012 Toyota matrix.
Starting to hear the noise a few month ago. Took to a mechanic yesterday diagnosed as suspension problem. Very interesting as it was just replaced four month ago. So ...
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Squealing noise from front of car while driving
Update: both rear calipers seized and the pads were dragging on the rotors. One of them was worn down almost to the backing plate which was causing the noise.
I have a squealing noise coming from the ...
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What are those two broken parts?
I have a 2006 Honda Accord i4 automatic. I see a broken part in the middle, and on the left (next to the trans?) an unattached and greasy boot. What are their names, exactly? Any estimates on the ...
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Finding banging/clanking noises when driving over rough surfaces or potholes
I'm trying to locate the source of the noises coming from the engine compartment, only problem is that it only happens when driving and it's hard to tell where exactly it's coming from as I can't ...
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Safe to drive back home with torn ball joint boot?
I have a torn ball joint boot on my old VW:
I'm away from home, and ideally I'd drive back the 800km/500mi and change it then. The ball joint doesn't otherwise seem to have excessive play (the car ...
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Beetle makes creaking noises
I've got a 2004 VW New Beetle and, sometimes, at low speeds, mostly when turning but sometimes when straight, it makes creaking noises. They seem mostly to come from the front end but I've also heard ...
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Is it normal for a bolt+nut that goes through a control arm bushing to still be able to spin after being torqued down?
The car in question is a '97 Civic. The bolt of concern connects the damper fork to the lower control arm trough a bushing. It's encircled in red in the following picture.
I torqued the bolt down to ...
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Is this ball joint okay?
I have been doing a suspension refresh on the rear of my e46 M3, replacing all the bushings and ball joints. I'm putting it all back together now and saw that the upper ball joint on the trailing arm ...
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Broken coil spring?
I don't know much of anything about cars, but the rear of this 2014 Subaru forester is sagging very low. The internet suggests looking for a broken rear coil spring. This looks broken, right? ...
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What are the benefits of lowering a vehicle for racing
Lowering a vehicle affects many aspects related to suspension geometry and aerodynamics. I am trying to understand these phenomena better. Note that although my question sounds like an opinion, it's ...
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How do you calculate primary angles in wheel alignment for a particular chassis?
We are trying to make a "efficycle" with a tadpole design. How should we select all the basic parameters for it like camber, caster, roll center etc.?
Is there a range of values for a ...
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Why are Oleo Struts or Hydragas suspension not used in cars?
Nearly every plane uses Oleo Struts, they basically look like a shock absorber that is made beefier to also be able to provide springing to the suspension. Normal car shock absorbers also have ...
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Should a Mercedes snort after it is turned off?
I have a 2013 Mercedes S550 which has an "air ride" suspension. Some work has been done it to replace bags and pumps and things.
When I turn the car off and get out, I notice that it "...
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Car frequently loses its alignment over minor bumps and potholes even after getting aligned
I own a Dec 2019 EcoSport RHD. It has been a problem ever since I bought the car. First there was an issue of stubborn left pull. After lot of argument, the dealer replaced the right knuckle and ...
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Need help on reducing the swaying(body roll) on my 2019 Ecosport TDCi?
I own 2019 December made TDCi EcoSport, i feel nervous around corners while taking a sharp turn, this wasn't an issue with a prefacelift ones made around 2013-2017, should i change the suspension like ...
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Suspension Dodge Charger
I have a 2006 Dodge Charger 3.5L and I’ve been having some suspension noises and signs happen that I am completely unsure of. My front passenger sway bar link, snapped and was replaced. Didn’t have ...
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How to fix damaged rear suspension arm on 2001 Honda Accord
I have a 2001 Honda Accord LX. While removing my old sway bar links with an angle grinder, I accidentaly cut into a rear suspension arm. The cut looks worse in real life than in pictures, and I ...
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When to replace struts?
I recently replaced my struts because the shop said the front driver side is leaking when I took it in to replace brake pads/rotors. But now that I am looking closely, I am not sure the struts need ...
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Noises after installing new coilovers
Replaced my struts with new Tein coilovers. I don't have a torque wrench but all bolts seem firm. Test drive after installation has a near constant thumping noise from the rear regardless of bumps in ...
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Front coil spring broken and the part has been discontinued
My son has a 1999 Infiniti Q45 that broke one of it's front coil springs. It's near the bottom, so it still mostly works, but we want to fix it right. However, we have looked at multiple online ...
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Ford Fiesta zetec 2014
When I'm on a step hill pointing up. I pull the handbrake up. Take my foot of the brake pedal. The front of the car drops about an inch. Is this normal??
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MacPherson strut not alligned to spring
After new spring installation, I noticed the spring is not parallel to strut.
Instead it is in an angle. What's wrong?
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Clicking sound when I apply pressure on brake
When I am applying pressure to my brakes I hear a sound that can be described as a clicking one. It is very faint, have to listen keenly. There is no squeaking, grinding or any high pitched noises ...
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Audi Q5 2012 2.0l shaking and noise
I have a 2012 Audi Q5. Recently soon as I reach 120kmh the car starts shaking like you can feel the steering wheel and the whole car shaking like its about to fall apart.
I took it to a mechanic he ...
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Do hard tires reduce life of suspension in the long run?
I recently bought a new family sedan which comes with the hard stock tires. Now I am worried whether they could reduce the life of suspension parts in near future. Should I change the stock tires to ...
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Using nylon lock-nuts in place of traditional slotted nuts & a cotter pin
I am replacing the front control arms on my vehicle (ball joints and the bushings are more than well-worn after 20+ years of service). But I am finding myself in somewhat of a predicament: all of the ...
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car vibrating only at 80-90 mph
I have a Dodge Charger 5.7 2016 (automatic transmission)
It shakes (the car) at 80-90 mph
its not like body problem no the car actually shakes a little if i remember correctly
the steering wheel does ...
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What does "unladen" mean, specifically
The service manual says:
"Perform the final tightening of the rear suspension member and axle
installation position (rubber bushing) under unladen condition with
tires on level ground".
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Protecting suspension bushings from oil-related damage
Bit of an oddball question.
My car refuses to track straight on any road that isn't perfectly flat & level, among other problems; I've narrowed the problem down to the existing control arm ...
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clunking/popping/crackling noise at low speed
Does anybody know what could cause this clunking/popping/crackling noise only at low speeds when hitting a rougher surface- bumps, dips, stone roads (under 10-15 MPH) ?
The position of the steering ...
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Metallic bang sound when moving off
Honda Civic coupe vti 1999.
When moving off today just as I was manoeuvring out I heard a metallic bang sound which sounds like ‘dang’ noise if that makes any sense.
I made nothing off it drove out ...
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How to make 2020 Honda Accord ride more supple
There is a fine line between sporty and harsh. I would like to make 2020 base Honda Accord sedan more supple, less harsh. From investigating online, it appears the reason may be the tires. The stock ...
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New car - Front Left suspension "clicking"
I recently bought a new car and noticed when I go over speed bumps (either directly or at an angle), the front left suspension "clicks", and I feel that click through my steering wheel.
Im ...
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