i own 18-105 (D90 kit) before and just sold it
and i never heard this kind of sound ~

better send to nikon service center to inspect

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Added on November 18, 2010, 11:12 pmanyone nikon user here use Tamron 70-300 VC USD ?
i'm considering 70-300 VR and 70-300 VC ~ lol
hard to choose

This post has been edited by umiseaz: Nov 18 2010, 11:12 PM