# NHTSA Engineering Analysis EA88019
> **HYDRO BOOST** · Opened 1988-01-28 · Closed 1990-10-31
## Investigation
- **Action number:** EA88019
- **Type:** Engineering Analysis
- **Open date:** 1988-01-28
- **Close date:** 1990-10-31
- **Manufacturer:** General Motors, LLC
- **Affected makes:** BUICK; CADILLAC; CHEVROLET; OLDSMOBILE; PONTIAC
- **Affected components:** STEERING
- **Affected model years:** 1983, 1984, 1985, 1986
- **Affected (make, year) variants:** 32
## 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=EA88019)
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