G603 scroll wheel suddenly turned into hot wheels. Sent it in for warranty, they said it's working fine? I waited 1 whole month for this, and now I'm getting it back broken. :
Upgrade Roller Mouse Wheel for Logitech G403 G703 G603 G403 HERO G703 HERO Part | eBay
Logitech G403 wireless wheel issue fix with soldering - YouTube