# NHTSA C8 C89001
> **THROTTLE NON-RETURN** · Opened 1989-03-06 · Closed 1990-01-16
## Investigation
- **Action number:** C89001
- **Type:** C8
- **Open date:** 1989-03-06
- **Close date:** 1990-01-16
- **Manufacturer:** General Motors, LLC
- **Affected makes:** BUICK; CADILLAC; CHEVROLET; OLDSMOBILE; PONTIAC
- **Affected components:** VEHICLE SPEED CONTROL:LINKAGES
- **Affected model years:** 1984, 1985, 1986, 1987, 1988
- **Affected (make, year) variants:** 70
## 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=C89001)
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