Two from me to start the ball rolling.

Alfa Romeo - I had the misfortune to hire one for a weekend and it broke down every day.

Volkswagen - Getting past the fact that the Beetle was not lovable ( as in Herbie ) but was a Hitler
project. Their cars were always over priced based on ads claiming they were quality. The cheating involved in
the diesel emissions scandal showed that far from being respectable the VW company were a bunch of cyunts.
The Yanks get serious compensation , the Europeans seem to have got sweet fa.