diff --git a/assets/javascripts/app/assets/vehicles.js.coffee b/assets/javascripts/app/assets/vehicles.js.coffee
new file mode 100644
index 0000000..8fcd65f
--- /dev/null
+++ b/assets/javascripts/app/assets/vehicles.js.coffee
@@ -0,0 +1,16 @@
+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://coffeescript.org/
+
+$ ->
+  $(document).on 'change', '#vehicles_select', (evt) ->
+    $.ajax 'update_vehicles',
+      type: 'GET'
+      dataType: 'script'
+      data: {
+        vehicle_id: $("#vehicles_select option:selected").val()
+      }
+      error: (jqXHR, textStatus, errorThrown) ->
+        console.log("AJAX Error: #{textStatus}")
+      success: (data, textStatus, jqXHR) ->
+console.log("Dynamic vehicle select OK!")