What’s The Most You’ve Ever Paid For a Car Service?

Our question of the day is rather simple but also quiet interesting; we’d like to know what’s the highest sum you ever paid for a planned service on your car. For example, I still remember with ache the equivalent of 700 USD that I paid in Europe to service my E30 bimmer back in the 90’s… Give us your worst "service-nightmare" in the comment section below.