Took RV to fairly large truck brake shop. They said needed all four rotors and calipers, disks, etc. I said OK and also replace brake lines as they are corroded and one had been fixed in not distant p...
Get in touch with the card company and totally dispute the charges. Next...go out and find someone totally capable of doing your brakes and have them do them and write down everything they have to replace. Lines...pads...you name it...it gets written down.
When the first places disputes what you say tell them you are preparing your CASE to go to court.