Sorry, I should clarify. It's not just when he starts it, it's whenever he hits the brake pedal while driving. Not just a one time thing.
Also, he just told me that if he turns the headlight switch to "on" instead of "auto", the problem goes away.
Good morning!
I'm new to this forum, but I've been around on others like it. Looking for some help with my dad's 2019 Expedition.
I know it's a common problem, but we've been chasing our tails for months, and I haven't been able to find a consensus on what causes it. It has the typical...
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