# NHTSA Engineering Analysis EA77046
> **TRAILER ARM SUSP/ SYSTEM** · Opened 1977-05-31 · Closed 1977-09-28
## Investigation
- **Action number:** EA77046
- **Type:** Engineering Analysis
- **Open date:** 1977-05-31
- **Close date:** 1977-09-28
- **Manufacturer:** —
- **Affected makes:** —
- **Affected components:** —
- **Affected model years:** —
- **Affected (make, year) variants:** 1
## 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=EA77046)
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