[Ein]

It should not vibrate unless your nor not using your turn signal to change lanes.

 

[Ein]

It's NOT only with a turn signal. If there is shaky ground/uneven lanes and one veers out of the "lane," it vibrates.

It is doing its job of alerting you that your car is too close to other people's lanes.

It is in the owner's manual if you want to turn it off.

 

[Ein]

there should be topic assist to steer people back to the original topic or warn them if they are going off.

I think this thread ran its course.