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11 votes
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Is alignment needed after replacing upper control arms?

ABSOLUTELY Yes, when you do any major work to the front suspension, you need to have the alignment done. Even though the parts are "basically" the same, they are not exact. Newer parts will be ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
10 votes
Accepted

Wish to understand why non-stock vehicle alignment is an issue

Factory specs assume factory parts. Each modification you have made changes the angles at which the suspension operates so those angles no longer apply. This is especially true on truck lifts where a ...
finleyarcher's user avatar
9 votes

Car shakes when braking: warped rotors or alignment?

There are a number of possibilities here, including: bad tire bent rim unbalanced wheel bad shock absorber mount other suspension parts loose/worn/missing steering rack faulty wheel bearing warped ...
Edward's user avatar
  • 2,857
9 votes

What signs indicate to the driver that an alignment is needed?

These are symptoms of alignment problems: Car pulling to one side or wandering. Squealing around corners. Wheels not straightening after curves or cornering. You may have no symptoms at all other ...
Jupiter's user avatar
  • 3,222
8 votes
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Can I balance my wheels at home?

One "at home" option is to use a manual wheel balancer like this model: These are normally used for people that want to balance their own trailer tires or for off-road vehicles, but in many cases you ...
JPhi1618's user avatar
  • 13.2k
7 votes

Help with Alignment Numbers

Cross Camber is the difference is camber between two wheels. In this case your front wheels. If both wheels are set the same, the cross camber zero. In your case the front left camber is -1.0 and the ...
dlu's user avatar
  • 14.5k
7 votes
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What reasons could justify setting the left wheel to have a different caster angle from the right wheel?

I don't think the alignment techs' position is defensible. Both because they aren't setting the alignment to spec and because they seem to be adjustmenting the wrong variable. Caster's primary effect ...
dlu's user avatar
  • 14.5k
6 votes

93 325i E36 - help with tires

I'm afraid the only way to resolve this is to get matching width wheels plus matching sized tyres across the back axle. Even with the same sized tyres on different width wheels, the effective surface ...
Steve Matthews's user avatar
6 votes
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Alignment and Lower Control Arm Bushings

Is it reasonable to expect that they should have noticed the torn LCA bushings and not done the alignment? It is reasonable to expect they should have noticed, but not unreasonable to realize ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
6 votes
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Can wheels become unaligned after replacing struts?

The alignment of your front end is affected by much more than just the tie rod ends. The camber especially would be affected by changing the struts. Camber is the amount of lean in or out the top of ...
cdunn's user avatar
  • 9,296
5 votes

How can I check if handlebars are straight?

Since your motorcycle has handlebars that are a single piece, remove them from the motorcycle and remove all accessories from them. Check for obvious signs of bending such as cracked paint or metal. ...
Eric Urban's user avatar
  • 1,286
5 votes

Can I only get an alignment on new tires or is the salesman just being pushy?

I've even been told that you have to get the alignment done when the tires are new so they will allow the wheels to sit evenly and that worn tires will invalidate the alignment process since the ...
Fred Wilson's user avatar
  • 11.6k
5 votes

Can I only get an alignment on new tires or is the salesman just being pushy?

You can get an alignment at any time. It's often a good idea to get one when you get new tires, just so you don't mess them up if you have any alignment issues. However, you should also get one done ...
TMN's user avatar
  • 2,311
4 votes

Steering wheel "center" different from vehicle "straight"

There is a splined coupler where the steering shaft attaches to a u-joint prior to exiting the firewall (you should be able to see this under the steering wheel/firewall area) and going into the rack ...
Kirk's user avatar
  • 99
4 votes

When unidirectional tires are rotated, do they also need to be flipped?

You have symmetrical, bidirectional tires. You can flip the tire around on the wheel, it looks the same. So of course because of the bidirectional design, looking at the outside of the tire will look ...
The Mechanic's user avatar
4 votes

Should I get a wheel alignment?

Short answer. Yes. Your vehicle could be pulling to the right for several reasons. It could be uneven tire wear (which would likely have been caused by an alignment issue), tire pressure (which you've ...
Paul Dufresne's user avatar
4 votes

93 325i E36 - help with tires

You will have to replace one or both wheels to make sure you have matching sizes on both sides. Note that in many jurisdictions having non-matching tyres on an axle will fail safety/roadworthyness ...
Nick C's user avatar
  • 28.8k
4 votes

Tread wear only in front tires

Assuming the vehicle is front wheel drive, more wear in the front tyres than the rear is normal as the the driving wheels have plenty more torque and stresses placed on them than the rears. Avoiding ...
Orb's user avatar
  • 5,067
4 votes
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What can cause a steering wheel to end up misaligned, and how to investigate?

I would have it aligned professionally, on a machine that addresses all four wheels and a particular value called the "thrust angle". This is not a DIY job. While there is an old phrase "Set the Toe ...
SteveRacer's user avatar
  • 12.4k
4 votes

What can cause a steering wheel to end up misaligned, and how to investigate?

Your tracking needs adjusting. This requires some specialist tools but is quick and inexpensive to have carried out. Tracking can be knocked out of alignment by hitting kerbs, pot holes or even ...
Steve Matthews's user avatar
4 votes

electric power steering: wheel centering significance?

It's not just cars with electric power steering but anything with a steering wheel position sensor. They should be re-calibrated so that "straight ahead" as reards the physical vehicle is also "...
Steve Matthews's user avatar
4 votes

What is causing slight steering wheel vibration?

Steering wheel vibration can be caused by a number of things. Without detail we are unable to say for sure, but here are some likely causes. Tire/Wheel balance Tire condition Wheel alignment Worn ...
CharlieRB's user avatar
  • 9,015
4 votes
Accepted

When should I get an alignment after strut and coil replacement?

I hope that you had the weight back on the wheels before finally tightening the suspension fixings - otherwise there will be extra strain on the bushes and they will fail early. As for how long - ...
Solar Mike's user avatar
  • 34.6k
4 votes
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Honda Odyssey alignment results in camber out of spec? Normal?

Most vehicles do not have a rear alignment adjustment. What you have is what you get. It is not uncommon for the rear alignment to go a little out of spec during an alignment procedure. Even so, ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
3 votes

Which car parts affect alignment?

Understanding Alignment There are a few components to understand regarding alignment: Toe, Camber, and Caster. In addition, every suspension component, from bushings and ball joints to control arms ...
Hari's user avatar
  • 781
3 votes
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How can I check if a wheel axle is straight?

You would want to use a dial indicator and a pair of vblocks In order to understand the amount of run-out you may have on your axle you will want to be able to measure the amount of run-out and you ...
DucatiKiller's user avatar
  • 32.9k
3 votes
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Tires squealing when braking

Yes, tire squealing under high brake loads is usually worn out tires, but may also have something to do with the tire compound, tire inflation and road temperature.
Moab's user avatar
  • 7,990
3 votes
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Tire alignment Issue

From your comment, the inner tie rod came out of the rack. First inspect the end of the joint and the rack and pinon. It would have taken some time for the joint to work its way lose. This may have ...
vini_i's user avatar
  • 16k
3 votes

Car pulls to the side when driving or braking on a bumpy road

You are almost certainly experiencing bump steer. Because suspension geometry is imperfect, the toe of each front wheel will change in response to vertical displacement (suspension travel). On ...
Hari's user avatar
  • 781
3 votes

Car pulls to the side when driving or braking on a bumpy road

Although Hari Ganti is correct about bump steer, I would add that frequent driving on bumpy, potholed roads can cause misalignment. What alarms me is your statement; I've had this problem ever ...
CharlieRB's user avatar
  • 9,015

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