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Strange (bad strange) noise at exactly 66mph? :/

Posted: Mon May 23, 2016 9:58 pm
by SlimGrim
This has bugged me for a while now but really has no impact on the car so I haven't thought about it too much up until today, at exactly 66mph no more or no less my engine makes a nasty high ish pitched humming/whining noise :| and I often have to go 1mph above or below just because it feels harsh to the car :cry: any ideas why? I like to think of it as Suzuki's version of the delorian's 88 ;) back to the future I go :hahaha:

Re: Strange (bad strange) noise at exactly 66mph? :/

Posted: Tue May 24, 2016 8:04 am
by zook123
Lucky it's not 88mph.

But 66, how? That's a luxury to me!

Re: Strange (bad strange) noise at exactly 66mph? :/

Posted: Tue May 24, 2016 9:26 am
by SlimGrim
Yeah haha ;) just can't understand how it's so specific? Almost as if it's a frequency vibration thing that only happens at 66 :er:

Re: Strange (bad strange) noise at exactly 66mph? :/

Posted: Tue May 24, 2016 9:58 am
by zook123
Is it when you have the stereo on? Might be a high pitched frequency that only us youngun's can hear, I quite often get a high pitch whine from the speakers - I can hear it, nobody else I ask can!

Re: Strange (bad strange) noise at exactly 66mph? :/

Posted: Tue May 24, 2016 10:01 am
by ScottieJ
Surely if it was engine related it should make the noise at the same engine rpm in other gears?

Can you get a vid of the noise please.

Re: Strange (bad strange) noise at exactly 66mph? :/

Posted: Tue May 24, 2016 10:17 am
by Tramp
66mph is a pipe dream for my Suzuki!

Re: Strange (bad strange) noise at exactly 66mph? :/

Posted: Tue May 24, 2016 10:21 am
by ScottieJ
It confuses me when people say they can't get up to a decent speed in their suzukis, something must be up if that's the case, gearing or tuning.

Even my old 970cc on 31s would eventually get up to 70mph and with the 1.6 and 33s it'll hit 80mph and it's only got the reduction of a 410tbox in high ratio, it's still on 3.7 diffs.

Re: Strange (bad strange) noise at exactly 66mph? :/

Posted: Tue May 24, 2016 10:27 am
by SlimGrim
I'll try get a video later :) yeah it's a really odd sound but only happens in 5th at 66 not with other gears at the same rpm that's why I'm so confused, fastest I've had my zook was 89mph the other day and it felt like it was going to fall to bits, even tilted my mirrors down haha!

Re: Strange (bad strange) noise at exactly 66mph? :/

Posted: Tue May 24, 2016 10:30 am
by SlimGrim
And no it's not to do with the stereo as I used to hear it back before I put my radio in, now I just drown out all the noise generated at 70+ with some decent pioneer speakers and a slightly excessive 10" sub haha :rockin:

Re: Strange (bad strange) noise at exactly 66mph? :/

Posted: Tue May 24, 2016 10:58 am
by zook123
89mph? Where did you do that?

The Jimny tops out at 75mph, sits comfortable at 65 though.

Get a vid up