Chosen Solution
Made a some cleanup, maybe used 1-1.5cm of paper inside trackpad. Now it not vibrating, reboot not helps, SMC reset not helps. Any way it is not broken just detached?
Did you use a liquid cleaner? This series has a taptic engine not a mechanical trackpad
So you may have damaged it. Update (11/23/2018) Here’s the guide you’ll need to follow MacBook Pro 13" Touch Bar Late 2016 Trackpad Replacement and yes, this is the 2016 13” guide which is the same for your 2017 15” system. Here’s the needed part MacBook Pro 15" Retina (Late 2016-2019) Trackpad
I have the same issue. My hair suddenly entered a gap below between the trackpad and the Mac body. I just poked inside a gap with a paper, then the click feeling stopped. Is the only way to replace with a new trackpad? Oh..no..