Crash Test Dummies

  • First Human Impact Response Seminar

    First Human Impact Response Seminar
    GM held the first international seminar with the world's leading experts to discuss human-impact response characteristics.
  • Sierra Sam Invents the Crash Test Dummy

    In 1949, Sierra Sam invented the world's first car crash test dummy.
  • HY-GE Sled

    HY-GE Sled
    The GM Proving Ground introduced the first, automotive, impact sled (HY-GE sled)
  • Safety Act Passed

    Safety Act Passed
    When Congress passed the National Traffic and Motor Vehicle Safety Act, the design and manufacture of automobiles became a regulated industry.
  • Hybrid 1 Created

    Hybrid 1 Created
    GM researchers created Hybrid I by merging the best parts of two primitive dummies.
  • Sierra Stan Introduced

    Sierra Stan Introduced
    Sierra Engineering introduced Sierra Stan, a competitive model.
  • Dummies are Required

    Dummies are Required
    GM's Hybrid 3 crash test dummies officially became the industry standard for testing to comply with government frontal impact regulations and air bag safety.