What did Volkswagen do?

Related questions

1. Will VW ever sell TDI again?
2. What year Volkswagens are being recalled?
3. Where are Volkswagen Jettas built?
4. What does TSI and TDI stand for?
5. Are diesel cars worth it?
6. What is better TSI or TDI?
7. How long can a Volkswagen Jetta last?
8. Does Volkswagen still sell diesel cars?
9. Is TSI better than FSI?
10. Does a Volkswagen Jetta take diesel?

Tags

1. #controls
2. #tested
3. #allowing
4. #volkswagen
5. #appear
6. #cheat
7. #allows
8. #being
9. #tests
10. #german
11. #cleaner
12. #installing
13. #devices
14. #making
15. #actually
16. #crucially
17. #emissions
18. #maker
19. #software
20. #switch
21. #defeat