# NHTSA Engineering Analysis EA91038
> **BRAKE LIGHT SWITCH FAILURE** · Opened 1991-08-30 · Closed 1992-05-29
## Investigation
- **Action number:** EA91038
- **Type:** Engineering Analysis
- **Open date:** 1991-08-30
- **Close date:** 1992-05-29
- **Manufacturer:** General Motors, LLC
- **Affected makes:** GMC
- **Affected components:** EXTERIOR LIGHTING
- **Affected model years:** 1988, 1989, 1990
- **Affected (make, year) variants:** 6
## Summary

There is no summary currently available

## Source
- [NHTSA ODI investigation page](https://www-odi.nhtsa.dot.gov/owners/SearchResults?searchType=ID&targetCategory=I&searchCriteria.nhtsa_ids=EA91038)
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