
Originally Posted by
LYKUNO
I have always rotated my Michelin PSS front to rear and vice-versa. I had been considering the Pilot Sport A/S 3 tires and checked the Tire Rack site to get more info. Here's
an article from there that states: "Michelin has gone from a directional (V-shaped) tread pattern in the Pilot Sport A/S Plus to a non-directional asymmetrical (bigger outside shoulder) tread design with the Pilot Sport A/S 3.
Their engineers use a varying number of longitudinal grooves to create a tread design that will resist hydroplaning and allow for cross-rotation, leading to more even wear."
That said, if your tires have become noticeably noisy following a cross-rotation, I suspect that the tire noise will not go away as you drive additional miles on them. As mentioned above, your best bet would likely be to undo the cross-rotation and stick with F-R rotations until they wear to the wear bar indicators. You didn't mention how many miles your tires have accumulated but according to the reviews on Tire Rack, a number of reviewers complained about them getting noisy after 20,000 miles or so. I know my Pilot Super Sports always get noisy after several seasons (they're on their 3rd summer season and the wife can't stand the noise, so they'll be replaced in the coming spring.
Let us know what you find/do to resolve the issue.
I could be close to that 20K point. I think the biggest problem is this is the first time they told me they crossed on the rotation, which means there is a chance the other rotations have been front/rear. That makes me wonder if the noise is exacerbated. I'll give it another week at most.
Yes, I will work in an alignment, too. I know this is not conventional thinking, but I was raised that a car does not "just" go out of alignment. The people the make money off of them will tell you railroad tracks throw the car off. Yes, I've hit a few decent pot holes... I put my hand on the tires to check for feathering. That said, I think I will measure across tread as well, to check for coning.
Last thing... there is a slight chance I am also hearing the start of a wheel bearing going out. I've had them go out on my GTi and A4, so I have a feel for what it sounds like... there is a teeny tiny hint of that. Of course, I will swap the cross-rotation first.
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