https://dailyhive.com/vancouver/mountain-highway-bike-lanes-north-vancouver-proposal This is already a narrow road to begin with.
Every effort should be made to widen the sidewalks inward so that a bike lane can also be accomodated. Taking any lane away from a neighborhood on a regional connecting road will just cause even more congestion.
Unfortunatly, Greater Vancouver has so many narrow streets and narrow sidewalks.