Mazda2 weird rubbing/grinding noise

My Mazda 2 sport 2009 has started making a weird rubbing/grinding noise on the nsf it sounds similar to a tyre rubbing on an arch but it’s not it’s not the brakes or cv either in need of help please guys. Much appreciated
 
not sure if anyone else has encountered this. I have 2014 Mazda 2 Skyactiv 1.5L auto which has a sharp squeak when changes up from 2nd to 3rd gear only, does not do when in manual mode. it's out of warranty has 107k kms. I think transmission issue dealer is not sure what causes it. it still runs fine no power loss or erratic behaviour.
 
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