Whenever I take my vehicle in for service, the service rep always performs a walk around to look for dents, scratches or something like you are referring to. If he finds something, He notes it and has me sign off.
I'd expect (or insist) that they do the same if they pick up the vehicle at my...
I've always requested a service rep to ride along with me when I take a vehicle in for service that involves a noice or issue that requires a test drive.
This new service could eliminate me having to ask.