Every NHTSA Office of Defects Investigation action since the agency began posting them — Preliminary Evaluations (2,326), Engineering Analyses (1,930), Defect Petitions (502), Recall Queries (244), Audit Queries, Tire Investigations. These are the agency probes that often lead to recalls: Tesla autopilot investigations, Takata airbag EA, Ford fuel pump EA, GM ignition switch EA. Each record has the action number (AQ/PE/EA/RQ-prefix), open/close dates, affected makes + components + model years, manufacturer, subject, and summary text. Source: `static.nhtsa.gov/odi/ffdd/inv/FLAT_INV.zip` (4MB zipped → 389MB raw tab-delim). Distinct from `nhtsa_recalls` (formal recalls) and `nhtsa_complaints` (consumer reports).
This dataset was ingested from the listed source URL. Ingestion source: https://www-odi.nhtsa.dot.gov/owners/SearchSafetyIssues. Source-specific terms apply. US federal employee-authored works are generally public domain under 17 USC 105; non-federal and third-party material retains source terms. Free or keyless access does not alter source terms. Metadata and normalization authored by MORVS (AI Analytics LLC) are CC0 only where expressly stated.