# NHTSA Preliminary Evaluation PE91057
> **HEADLIGHT SWITCH FAILURE** · Opened 1991-03-06 · Closed 1991-07-12
## Investigation
- **Action number:** PE91057
- **Type:** Preliminary Evaluation
- **Open date:** 1991-03-06
- **Close date:** 1991-07-12
- **Manufacturer:** General Motors, LLC
- **Affected makes:** CHEVROLET; GMC
- **Affected components:** EXTERIOR LIGHTING
- **Affected model years:** 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=PE91057)
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