From da4981a0a014d0b48159d8192f16858323335c44 Mon Sep 17 00:00:00 2001
From: Scott Reston <ih8gates@gmail.com>
Date: Thu, 7 Jun 2018 17:01:07 -0400
Subject: [PATCH] Note regarding retrieval of vehicle IDs

---
 source/_components/device_tracker.automatic.markdown | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/source/_components/device_tracker.automatic.markdown b/source/_components/device_tracker.automatic.markdown
index dff0b45fec9..f3e63a648dd 100644
--- a/source/_components/device_tracker.automatic.markdown
+++ b/source/_components/device_tracker.automatic.markdown
@@ -56,5 +56,8 @@ automation:
     action:
       - service: light.turn_off
 ```
+<p class='note'>
+  You can obtain the correct ID for your vehicle from your known_devices.yaml file. Be sure to lower-case any letters contained in your vehicle's ID when using it in an automation trigger.
+</p>
 
 See the [device tracker component page](/components/device_tracker/) for instructions how to configure the cars to be tracked.