Total Complaints
1 filings
PORSCHE 911 (997) · model year
1 NHTSA complaints for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2009PORSCHE911 (997) carries 1 consumer safety complaint in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 0 crashes, 0 fires, 0 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2009 911 (997) is engine with 1 filings. Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.
NHTSA currently has 5 investigation files overlapping the 2009 911 (997). Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
Total Complaints
1 filings
Crashes Reported
0 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| ENGINE | 1 |
I AM FILING THE REPORT OUT OF CONCERN FOR SAFETY, NOT ONLY OF MYSELF AND FAMILY, BUT OTHERS ON THE ROAD. THE FAILURE OF THE COOLANT LINES WOULD DISPERSE COOLANT RAPIDLY ONTO THE ROAD CAUSING EXTREME SLIPPERY CONDITIONS CREATING A SITUATION WHERE THE VEHICLE WOULD BE UNCONTROLLABLE. *TR
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.