# NHTSA Defect Petition DP89004
> **SUDDEN ACCELERATION** · Opened 1989-01-23 · Closed 1989-06-28
## Investigation
- **Action number:** DP89004
- **Type:** Defect Petition
- **Open date:** 1989-01-23
- **Close date:** 1989-06-28
- **Manufacturer:** General Motors, LLC
- **Affected makes:** CADILLAC
- **Affected components:** VEHICLE SPEED CONTROL:LINKAGES
- **Affected model years:** 1982, 1983, 1984, 1985, 1986, 1987, 1988
- **Affected (make, year) variants:** 7
## Summary

SUDDEN ACCELERATION

## Source
- [NHTSA ODI investigation page](https://www-odi.nhtsa.dot.gov/owners/SearchResults?searchType=ID&targetCategory=I&searchCriteria.nhtsa_ids=DP89004)
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