diff --git a/app/controllers/vehicles_controller.rb b/app/controllers/vehicles_controller.rb
index a12b088..7a11cb4 100644
--- a/app/controllers/vehicles_controller.rb
+++ b/app/controllers/vehicles_controller.rb
@@ -64,6 +64,7 @@ class VehiclesController < ApplicationController
       @vin = @vehicle.vin.scan(/.{1,9}/) if @vehicle.vin
       @issues = @vehicle.issues.order(id: :desc)
       @closed_issues = (@issues - @issues.open)
+      flash[:error] = t :alert_no_customer if @vehicle.customer.nil?
     rescue 
       flash[:error] = t :alert_vehicle_not_found
       render_404
diff --git a/app/views/vehicles/_details.html.erb b/app/views/vehicles/_details.html.erb
index 1df3fb5..2875758 100644
--- a/app/views/vehicles/_details.html.erb
+++ b/app/views/vehicles/_details.html.erb
@@ -8,7 +8,7 @@
 
           <tr>
             <th><%= t(:field_customer)%></th>
-            <td><%= link_to(vehicle.customer.name, customer_path(vehicle.customer)) if vehicle.customer %></td>
+            <td><%= vehicle.customer ? link_to(vehicle.customer.name, customer_path(vehicle.customer)) : t(:no_customer) %></td>
           </tr>
         
           <tr>
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 3e8ec6d..0c06c40 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -30,4 +30,7 @@ en:
   alert_vehicle_not_found: "Vehicle not found."
   alert_vehicle_not_deleted: "Vehicle could not be deleted."
   alert_vehicle_not_created: "Vehicle could not be created."
-  alert_vehicle_not_updated: "Vehicle could not be updated."
\ No newline at end of file
+  alert_vehicle_not_updated: "Vehicle could not be updated."
+  no_customer: "Customer no longer exists"
+  alert_no_customer: "Customer no longer exists, check for merged customers or deleted customers in Quick Books Online."
+  
\ No newline at end of file