Before contacting Garmin Product Support please ensure you have updated the software on your Garmin product, this can often fix problems you may be experiencing. You can update your software here.
If you would like to report a missing road, missing or incorrect POI, then please use the NAVTEQ MAP REPORTER. If you would like to report a route calculation problem, missing or erroneous postal codes, travel guides or other content errors, please use the GARMIN MAP REPORTER.
If updating the software on your product has failed to fix any problems you may be experiencing you can contact support here.