Monster Rumble

VersaTuner - Tuning Software for Mazdas
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2008 CX-9 Grand Touring
2008 CX-9.
developed a really loud rumble coming from right side. At around 25-30MPH, does not matter what gear its in. Goes away and then comes back around 60-65, goes away and nothing at 75 cruise.

Iv'e tried manually changing gears, not really any change. does not seem to be RPM related.

Im thinking motor mounts? axles?

Bearings on fronts and backs are maybe 20,000 miles. I'll check out the calipers and make sure they are tight.

After cruising around 75mph for some time its dramatically reduced.


any ideas?
 

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