Strange buzzing sound / “accessories” battery drain

[Firn]

Random thought, have you checked your coolant level? A bit of that sounded like a pump catching some air. That or a bad bearing chattering.

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[VTbuckeye]

What’s the year / build / make of your truck?

2022 lariat ER. Built Aug 2022.

 

[TaxmanHog]

2022 lariat ER. Built Aug 2022.

If you have a moment, it would be helpful if you update your vehicle profile, we're more interested in members LIGHTNING specifications, speeds along advice & debugging

https://www.f150lightningforum.com/forum/account/account-details

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