Unable to answer "What are the opening hours here?" – K.-H. Schmidt (Car Dealership) – https://osm.org/way/157094772 via StreetComplete 63.0:

Verkauf:
Mo-Do 08:00-17:30
Fr 08:00-16:00
Sa 10:00-13:00

Werkstatt:
Mo-Do 08:00-17:30
Fr 08:00-14:00