Tail lights on 2003 e320 don't work; checked fuses and bullbs do you know what could it be?
Try this video link posted below it shows a common issue with wires being damaged by the trunk opening. Its the only thing that seems to fit your cars lighting issue if youve already checked the bulbs and fuses. https://www.youtube.com/watch?v=qNtB8qZk9uM
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