Google Maps has functionality for reporting problems. I've done the same when it suggested an unsafe bicycle street-crossing and they updated the routing.
“His problem was that the postcode for his east London flat was incorrect on Google Maps, so any driver using the service for navigation ended up not at his address, but in parkland at Three Mills Green, Bromley-by-Bow, half a mile away as the crow flies, but a mile and a half to drive.
What was an easily fixable error resulted in three years of frustration for Borghs, who first noticed the problem when an Uber driver took a wrong turn when taking him home.”