Title page
Contents
Background 5
Summary 7
Crash Site 7
Pre-Crash 8
Crash 9
Post-Crash 9
2017 GMC Acadia 11
Description 11
Exterior Damage 12
Event Data Recorder 13
NHTSA Recalls and Investigations 15
Interior Damage 15
Manual Restraint Systems 15
Supplemental Restraint Systems 16
Cruise Control Operation and Crash Reconstruction 17
2017 GMC Acadia Occupant Data 19
Driver Demographics 19
Driver Injuries 19
Driver Kinematics 19
Crash Diagram 20
Appendix A: Event Recorder Data Report for 2017 GMC Acadia 21
Figure 1. Left-front oblique view of the GMC Acadia 5
Figure 2. Lookback view northward along the GMC's pre-crash travel trajectory 7
Figure 3. South-facing trajectory view of the GMC at the exit 7
Figure 4. South-facing trajectory view of the GMC on the exit ramp and its road departure 8
Figure 5. Southwest-facing image of the barrier showing its impact damage 9
Figure 6. Overhead view of the GMC showing its damage 11
Figure 7. Left-front oblique view of the GMC's Event 1 damage 12
Figure 8. Close-up view of the minimal damage at the left end of the GMC's front bumper reinforcement 12
Figure 9. Left view of the GMC's Event 2 damage 13
Figure 10. Left interior view of the GMC's front row 15
Figure 11. GMC interior image showing the crease in the driver's shoulder belt webbing at the left D-ring 16
Figure 12. Oblique interior view showing the deployed air bags at the driver's position 16
Figure 13. Right interior view of the GMC's front row and the deployed air bags 17
Figure 14. Interior view of the GMC's steering wheel and the operational pad for the cruise control 18