If you've got a busted set of headlights, or if your BMW headlight switch isn't working, then avoid nighttime driving until you've addressed this problem. Repairing a busted BMW headlight switch isn't as hard as it seems. But if what you've got is a busted BMW headlight switch, then the only solution to this issue is by replacing your old part with a new one. Our store offers affordable BMW headlight switches that you can install using only simple tools.