# NHTSA Engineering Analysis EA89031
> **SEAT FAILURES** · Opened 1989-07-28 · Closed 1990-10-31
## Investigation
- **Action number:** EA89031
- **Type:** Engineering Analysis
- **Open date:** 1989-07-28
- **Close date:** 1990-10-31
- **Manufacturer:** Nissan North America, Inc.
- **Affected makes:** NISSAN
- **Affected components:** SEATS
- **Affected model years:** 1982, 1983, 1984
- **Affected (make, year) variants:** 18
## Summary

SUMMARY:APPROXIMATELY SIXTY PERCENT OF THE REPORTS ALLEGED A FAILURE ORMALFUNCTION OF THE SEAT BACK ASSEMBLY, TWELVE OF WHICH INVOLVED ANACCIDENT.THE REMAINING FORTY PERCENT OF THE REPORTS ALLEGED A FAILUREOR MALFUNCTION OF THE SEAT TRACK ASSEMBLY, SIX OF WHICH INVOLVED ANACCIDENT.===

## Source
- [NHTSA ODI investigation page](https://www-odi.nhtsa.dot.gov/owners/SearchResults?searchType=ID&targetCategory=I&searchCriteria.nhtsa_ids=EA89031)
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