Today I Found Out
What Causes the Clicking Sound Your Turn Signal Makes? (2016x131)
: 29, 2016
→Subscribe for new videos every day! https://www.youtube.com/user/TodayIFoundOut?sub_confirmat→’s when, in 1939, the U.S. automaker Buick first introduced the “Flash–Way Directional Signal,” which operated in the familiar way – a stick, mounted on the steering column. In its original incarnation, this turn signal only flashed the rear lights; by the next year, front lights were flashing as well. By the end of WWII, directional signals were standard in most American automobiles.
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Sources:
http://www.tetrix.com/Flasher%20Primer.pdf
http://www.distraction.gov/get-the-facts/facts-and-statistics.html
http://www.cdc.gov/motorvehiclesafety/distracted_driving/
http://auto.howstuffworks.com/turn-signal2.htm
http://www.cdc.gov/Motorvehiclesafety/seatbeltbrief/
http://www.good4utah.com/media/lib/5/4/7/f/47fd424c-b2be-45a5-8b76-53d74ad258e6/2012_01_0261.pdf
http://www.secondchancegarage.com/public/history-of-turn-signal.cfm
http://www.quora.com/What-causes-the-clicking-sound-when-I-turn-on-the-blinkers-on-my-car
https://answers.yahoo.com/question/index?qid=20061223155147AAGLPtl