Update volvooncall.markdown

mpstephana · palp · commit 7166c446d210 · 2017-06-05T13:59:00.000-07:00
Doc change for home-assistant/core#7919
diff --git a/source/_components/volvooncall.markdown b/source/_components/volvooncall.markdown
@@ -24,6 +24,15 @@ volvooncall:
   password: password
 ```
 
+Users registered with Volvo in North America will need to specify a different service url:
+```yaml
+# Example configuration.yaml entry for NA
+volvooncall:
+  username: username
+  password: password
+  service_url: 'https://vocapi-na.wirelesscar.net/customerapi/rest/v3.0/'
+```
+
 A more advanced example for setting the vehicle name and selecting what resources to display:
 
 ```yaml
@@ -43,6 +52,7 @@ Configuration variables:
 
 - **username** (*Required*): The username associated with your Volvo On Call account.
 - **password** (*Required*): The password for your given Volvo On Call account.
+- **service_url** (*Optional*): The service URL to use for Volvo On Call (defaults to https://vocapi.wirelesscar.net/customerapi/rest/v3.0/).
 - **name** (*Optional*): Make it possible to provide a name for the vehicles.
 - **resources** (*Optional*): A list of resources to display (defaults to all available).
 
