as for logging roads in bc there are Road Resource channels in use today there a group of 40 ch used in BC any radio using these must be licanced @$40 per radio per year.
any frequency out there is not just grab and run you must have authorization to use, in any given area
MURS is Alberta...
It Is RF Interference in most cases, Video and other Wireless devices can cause this
that said if you out in the sticks and it's happening ? that may be a software or Fob Battery issue