Hum device draining my 2014 MB E-550 car battery
Gorio1961
Enthusiast - Level 1

I installed the Hum device yesterday, it was working fine.  This morning, I awoke to a dead car battery.  I have seen several posts related to the HUM device draining car batteries...what do I do now?

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Re: Hum device draining my 2014 MB E-550 car battery
vzw_customer_support
Customer Service Rep

Hi, Gorio1961. Your safety is priority and we want to ensure the Hum device is working properly in your car. For further assistance, please contact Hum support at 1-800-771-5800 (select Option 3 for a retail associate). I am confident that they will be able to work with you to successfully resolve this issue.

-Lorenzo

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