These dealerships...
I would love to have gotten that in writing, itemized. Then post it widely on the net.
Printing 30x15' billboards is another option, alas not free.
My wife had a $146 oil change done by them. It was their "preferred" oil change on her 1 month young Prius. And that was 7 years ago.
One of the more memorable public signs of disgust I've seen was a yard sign along a very busy road (Rte 313, Eastern PA, between Quakertown and Doylestown) stating:
Marvin Windows
Rot Out
Prematurely