# NHTSA Defect Petition DP84008
> **RUNAWAY ACCELERATION FOLLOWING A SHIFT F** · Opened 1983-12-28 · Closed 1984-02-07
## Investigation
- **Action number:** DP84008
- **Type:** Defect Petition
- **Open date:** 1983-12-28
- **Close date:** 1984-02-07
- **Manufacturer:** General Motors, LLC
- **Affected makes:** BUICK; CHEVROLET
- **Affected components:** VEHICLE SPEED CONTROL
- **Affected model years:** 1977, 1978, 1979, 1980, 1981, 1982
- **Affected (make, year) variants:** 12
## Summary

RUNAWAY ACCELERATION FOLLOWING A SHIFT FROM PARK TO REVERSE

## Source
- [NHTSA ODI investigation page](https://www-odi.nhtsa.dot.gov/owners/SearchResults?searchType=ID&targetCategory=I&searchCriteria.nhtsa_ids=DP84008)
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