Title page
Contents
Background 5
Crash Summary 7
Crash Site 7
Pre-Crash 7
Crash 8
Post-Crash 10
2010 Chevrolet Silverado 1500 12
Description 12
Exterior Damage 13
Event Data Recorder 14
Interior Damage 16
Manual Restraint Systems 16
Supplemental Restraint Systems 17
NHTSA Recalls and Investigations 19
Unintended Acceleration Discussion 19
2010 Chevrolet Silverado 1500 Occupant Data 21
Driver Demographics 21
Driver Injuries 21
Driver Kinematics 21
Front-Row Right Occupant Demographics 22
Front-Row Right Occupant Injuries 22
Front-Row Right Occupant Kinematics 23
2018 Dodge Grand Caravan 24
Description 24
Exterior Damage 24
Event Data Recorder 26
Occupant Data 27
2017 Buick Encore 28
Description 28
Exterior Damage 28
Event Data Recorder 29
Occupant Data 31
2010 Buick Enclave 32
Description 32
Occupant Data 32
Crash Diagram 33
Appendix A: 2010 Chevrolet Silverado 1500 Event Data Recorder Report 34
Appendix B: 2018 Dodge Grand Caravan Event Data Recorder Report 63
Appendix C: 2017 Buick Encore Event Data Recorder Report 113
Figure 1. Left-front oblique view of the involved 2010 Chevrolet Silverado at the time of the SCI inspection 5
Figure 2. North-facing lookback view of the southbound travel lanes 7
Figure 3. South-facing view of the southbound travel lanes and left turn lane on approach to the intersection 7
Figure 4. South-facing view of the roadway and intersection immediately north of the initial impact area 9
Figure 5. South-facing view of the northbound lanes and crash trajectory evidence (yellow and white markings within the travel lanes) 10
Figure 6. View of the Chevrolet with its front plane embedded into the Dodge at final rest (on-scene image provided by the investigating law enforcement agency) 10
Figure 7. Front-left oblique view of the 2010 Chevrolet Silverado 1500 at the time of the SCI vehicle inspection 12
Figure 8. Front-plane view of the damage profile to the 2010 Chevrolet Silverado 13
Figure 9. Damage pattern to the front plane of the Chevrolet from an overhead perspective 13
Figure 10. Visible longitudinal intrusion of the floor/toe pan at the Chevrolet's front-row right position 16
Figure 11. Front components within the Chevrolet at the driver's seat position 16
Figure 12. Upper cut point to the shoulder portion of the driver's seat belt system within the Chevrolet 17
Figure 13. Cut portion of webbing extending from the retractor of the Chevrolet's front-right passenger seat belt 17
Figure 14. Deployed driver's frontal air bag within the Chevrolet 18
Figure 15. Deployed passenger's frontal air bag within the Chevrolet 18
Figure 16. Remnants of the left IC air bag visible along the left-roof side rail of the Chevrolet 18
Figure 17. View of the driver foot controls within the Chevrolet, depicting their size and separation 19
Figure 18. Driver's foot/floor area within the Chevrolet, without floor mats or any foreign objects 19
Figure 19. Front-right oblique view of the 2018 Dodge Grand Caravan at the time of the SCI vehicle inspection 24
Figure 20. Back plane view of the damage profile to the 2018 Dodge Grand Caravan 25
Figure 21. Damage pattern to the Dodge from an overhead perspective 25
Figure 22. Damage pattern to the right plane of the Dodge from the impact with the Buick 26
Figure 23. Front-left oblique view of the 2017 Buick Encore at the time of the SCI vehicle inspection 28
Figure 24. Front-plane view of the damage profile to the 2017 Buick Encore 29
Figure 25. Front-plane view of the damage profile to the 2017 Buick Encore 29