# NHTSA Defect Petition DP85018
> **CARBON MONOXIDE FLOW INTO PASSENGER AREA** · Opened 1985-04-10 · Closed 1985-06-05
## Investigation
- **Action number:** DP85018
- **Type:** Defect Petition
- **Open date:** 1985-04-10
- **Close date:** 1985-06-05
- **Manufacturer:** General Motors, LLC
- **Affected makes:** CADILLAC
- **Affected components:** VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM
- **Affected model years:** 1984
- **Affected (make, year) variants:** 1
## Summary

CARBON MONOXIDE FLOW INTO PASSENGER AREA OF VEHICLE

## Source
- [NHTSA ODI investigation page](https://www-odi.nhtsa.dot.gov/owners/SearchResults?searchType=ID&targetCategory=I&searchCriteria.nhtsa_ids=DP85018)
---
*AI Analytics · CC0 1.0*