8. The airbag system would say "Are you sure?" before going off.
9. Occasionally for no reason whatsoever, your car would lock you out and refuse to let you in until you simultaneously lifted the door handle, turned the key, and grab hold of the radio antenna.
10. Every time GM introduced a new model car buyers would have to learn how to drive all over again because none of the controls would operate in the same manner as the old car.
11. Your car's owner's manual would have been written by someone for whom English clearly was a second language.
12. If you were involved in a crash, you would have no idea what happened.
13. Microsoft cars would have a special radio/cassette player which would only be able to listen to Microsoft FM, and play Microsoft Cassettes.
14. If you still ran old versions of car (ie. CarDOS 6.22/CarWIN 3.11), then you would be called old fashioned, but you would be able to drive much faster, and on more roads!
15. If you couldn't afford to buy a new car, then you could just borrow your friends and then copy it.
16. Whenever you bought a car, you would have to reorganize the ignition for a few days before it worked.
17. You'd press the "start" button to shut off the engine.