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Vague Steering Feel on 987CS

Posted: Fri Jun 26, 2026 10:54 am
by CJFusco
Good afternoon, all: owner of a 2007 987 Cayman S here.
Lately I've noticed that the steering on my car feels less assured/confidence-inspiring than it should: it seems like initial turn-in is not as sharp/direct/immediate as it used to be, and at speed, the steering feel is... well, vague is really the best word to use.

The car has nearly 76K miles on it, and as it's nearly 20 years old, the first thing that comes to mind is that there are probably bushings that need to be replaced. I am moderately mechanically adept (I'm just finishing up an engine rebuild on my soon-to-be-944-track-car), so I'm aware that replacing front suspension bushings (especially in the steering rack) would also require an alignment.

Another symptom that *might* be a factor is that about a week ago, I had a weird steering wheel vibration at around 60mph. My initial thought was that a wheel weight must have fallen off, but the vibration weirdly seemed to move from the steering wheel to feeling like it was in my seat (right below me) and then went away. It hasn't returned since.

It also occurs to me that I recently (about 500mi ago) got brand-new tires on the car; they were installed without a new alignment or balancing.

Anyhow, wondering what your thoughts might be. I'm pretty resigned to bringing the car to my local specialist and just describing the symptoms , but wondering if there's anything I should check/consider. Thanks in advance!

Re: Vague Steering Feel on 987CS

Posted: Fri Jun 26, 2026 11:18 am
by blueline
Welcome to Carpokes!

That is a bit perplexing. Folks that know better than I can offer ideas but I'll throw out that, in addition to what you've indicated might need work, there is also the idea of the tires. By chance, were the new tires a different brand/style/make from what you're used to? I've also had tires that could be described as "feeling vague", but not to the extent you described.

I'll add that even a slight misalignment could also be a culprit, especially in conjunction with completely different tire compounds and tread designs from what you are used to.

Re: Vague Steering Feel on 987CS

Posted: Fri Jun 26, 2026 4:10 pm
by CJFusco
Thanks for the response. The tires are Bridgestone Potenzas, which is the same tire I've been using on this car for 10 years.

On my local Porsche specialist's recommendation, I raised the psi in the front tires a little, and that actually did seem to help a bit, which I think does point to an alignment issue.

Re: Vague Steering Feel on 987CS

Posted: Fri Jun 26, 2026 4:23 pm
by blueline
CJFusco wrote: Fri Jun 26, 2026 4:10 pm Thanks for the response. The tires are Bridgestone Potenzas, which is the same tire I've been using on this car for 10 years.

On my local Porsche specialist's recommendation, I raised the psi in the front tires a little, and that actually did seem to help a bit, which I think does point to an alignment issue.
The Potenzas are very good and are reliably consistent tires for most driving situations. The fact that the higher PSI is helping is interesting, as well as the possible alignment connection. Hope you get it sorted! This info could be helpful for many, so please let us know what you find out.