Things to do in Munich while you're waiting for your BMW...

Visit BMW Niederlassung München - this is the main BMW dealership in town - must see for cars and BMW boutique, Frankfurter Ring 35, München

Go to Wal-Mart Supercenter to stock up on supplies, snacks and refreshments (near BMW)
Maria Probst Strasse 6, München

Go to Olympia-Einkaufszentrum shopping center at Olympic center - good for quick lunch (awesome wurst!) and shopping. Hanauer Straße 68, München

Walk around Old Town Munich: Marienplatz, Rathaus, Hofbrauhaus, and Kaufingerstrasse pedestrian shopping street . Another great street to walk in Old Town is Maximilianstrasse, Munich's version of Rodeo Drive.

Some museums and other points of interest:

1. Deutsches Museum - German version of Smithsonian near Old Town

2. Deutsches Museum - Transport and Mobility About 3-4 km from main Deutsches Museum

3. Deutsches Museum Flugwerft Schleißheim - Air & Space At an old airfield in the north - near BMW

4. Dachau Concentration Camp Memorial Site in the north - near BMW

5. Münchner Stadtmuseum - City Historical Museum

6. Olympiapark - Olympic Park and Observation Tower - near BMW

Make sure to check the museums' websites for opening days and times. Many museums are closed on Mondays and most national holidays (which there are many in Germany!)