11 votes
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Steering wheel "center" different from vehicle "straight"

First of all, that is the job of the shop where you did the alignment, not just the wheels they should also check if the steering is aligned with the position of the wheel (they are entitled to do so)....
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  • 8,916
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 ...
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10 votes
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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 ...
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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 ...
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  • 2,827
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 ...
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  • 2,522
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 ...
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  • 13.1k
7 votes
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When unidirectional tires are rotated, do they also need to be flipped?

Unidirectional tires should NOT be cross rotated. "Uni" implies one, as in one direction (nothing to do with singing). Radials in general should not be cross rotated. They start behaving as you have ...
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7 votes
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I have had wheel alignment and balancing several times, still my car is shaking

It could very well be that the tires are misformed due to ply separation, this is not very rare on old tires. It would make the wheel take a form that is not round, and you will get vibrations even if ...
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  • 444
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 ...
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  • 14.2k
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 ...
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  • 14.2k
6 votes
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1988 Jeep Wrangler - How do I do a DIY alignment?

Rear solid axles on trucks especially with leaf springs are not adjustable. To cause enough misalignment for one wheel to rub something must be damaged. I would start by looking at the center bolt of ...
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  • 15.9k
6 votes
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would turning the rotors make my front end go out of alignment?

It is not normal for the front end to go out of alignment when getting the front rotors turned, but it would not be unheard of. Any time you mess with the front end of the vehicle you run the risk of ...
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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 ...
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6 votes
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Wheel Positioning - Camber and Toe

Negative camber contributes to stability. The more negative camber there is, within limits, the less a car will wander at high speed. The downside of too much negative camber is tire wear. In a ...
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  • 15.9k
6 votes

Wheel alignment from OBD parameters

When you say OBD i'm assuming you mean generic data. The answer is outright NO. OBD generic data has no parameters that the alignment can be gleamed from. If the car has a steering wheel angle ...
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  • 15.9k
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 ...
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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 ...
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  • 9,276
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 ...
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  • 2,301
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 ...
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  • 11.5k
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. ...
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  • 1,286
4 votes

What Front End Work Requires an Alignment Afterwards

Any time something in the suspension is replaced or something adjustable is undone an a alignment is recommended. While theoretically there are lots of little tricks to get the alignment close, it ...
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  • 15.9k
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 ...
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4 votes
Accepted

What tools are needed to DIY wheel alignment?

Your link is actually for toe plates and not the bar. I think either work very well, but I am preferential to the plates like what you have shown. It comes with identical tape measures and for the ...
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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 ...
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  • 99
4 votes

1988 Jeep Wrangler - How do I do a DIY alignment?

This may not be a perfect answer, but here's what I know... I am assuming this vehicle has a solid rear axle. There should be a panhard or track bar that connects the axle to the frame to keep it in ...
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  • 8,393
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 ...
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  • 28.6k
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 ...
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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 ...
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4 votes
Accepted

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 ...
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  • 12.2k
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 ...
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  • 5,022

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