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#BS-2021-POR911-DBFF

2021 Porsche 911 Carrera SProblems, Recalls & Reliability

Based on reports from 1 owners and 0 recalls for this exact model.

Data updated ·checked October 13, 2026 · NHTSA complaints through October 8, 2026

Complaints
1
Crashes
0
Fires
0
Recalls
0
TSBs
437
✅

Preliminary Verdict

Green Light

Based on 1 complaints, 0 crashes, 0 fires, and 0 recalls.

See full verdict with buy/skip conditions

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Mechanic Inspection Checklist

!Check the Back Over PreventionHIGH

1 owners reported back over prevention issues — failures commonly reported around 92K miles.

+ 3 more items in full checklistUnlock

30,000-Mile Cost Projection

Best Case

$X,XXX

Most Likely

$X,XXX

Worst Case

$X,XXX

Top cost driver: Back Over Prevention (1 reports).

Includes fuel costs, common repairs, and recall riskUnlock

Also in your report

Owner Intelligence

AI-synthesized themes from real complaints

Buyer Lot Checklist

Questions, test drive checks, walk-away triggers

Negotiation Talking Points

Data-backed dollar deductions

Buy / Skip Verdict

Final recommendation with conditions

10 sections total in the full reportUnlock all

Where the complaints fall

Back Over Prevention1 (100%)

2021 Porsche 911 Carrera S: Known Issues & Problem Areas

Back Over Prevention Issues

Back Over Prevention complaints account for 100% of all reports filed for the 2021 Porsche 911 Carrera S, with 1 owners filing complaints with NHTSA. The median mileage at time of complaint is 92,000 miles, suggesting issues tend to surface around the 92K-mile mark.

Data sourced from NHTSA owner complaints and community reports. The full report analyzes severity, repair costs, and failure patterns for each category.

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Repair costs • Negotiation scripts • Mechanic checklist • Buy/skip verdict

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2021 Porsche 911 Carrera S NHTSA Safety Ratings

Overall

Not rated

Frontal crash

Not rated

Side crash

Not rated

Rollover

Not rated

From NHTSA's New Car Assessment Program (5-Star Safety Ratings). Where NHTSA tested more than one version of this vehicle, the lowest rating is shown.

2021 Porsche 911 Carrera S vs. Class Average (Minicompact Cars)

This vehicle

1

Class avg

1

Complaint volume is roughly in line with other minicompact cars vehicles from 2021.

Complaint counts correlate with sales volume — popular vehicles naturally generate more reports. The full report normalizes for this.

About this data

NHTSA Complaints

Federal database of owner-filed safety complaints. 1 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 0 recalls found for this vehicle.

Repair Cost Data

Real-world repair costs from owner reports and independent databases.

Last updated (checked October 13, 2026). NHTSA complaints received through October 8, 2026; safety ratings from NHTSA's 5-Star program.

Other Porsche 911 Carrera S Model Years

2023202120202012200720062005
View all Porsche 911 Carrera S years →

2021 Porsche 911 Carrera S: Frequently Asked Questions

What is the most common problem with the 2021 Porsche 911 Carrera S?
The most commonly reported issue with the 2021 Porsche 911 Carrera S is related to the back over prevention, with 1 complaints filed with NHTSA.
Is the 2021 Porsche 911 Carrera S reliable?
The 2021 Porsche 911 Carrera S has 1 complaints, 0 crash reports, and 0 fire reports filed with NHTSA. The full report analyzes whether these numbers indicate real risk or are proportional to the vehicle’s popularity.
How much does it cost to fix 2021 Porsche 911 Carrera S problems?
Repair costs vary by issue. The full BumperScan report includes detailed repair cost estimates (low/median/high) for every major issue, plus a 30,000-mile total cost of ownership projection.
Does the 2021 Porsche 911 Carrera S have any recalls?
No recalls have been issued for the 2021 Porsche 911 Carrera S according to NHTSA records.
What mileage do Porsche 911 Carrera S problems start?
Based on 1 complaints with mileage data, the median mileage at time of complaint is 92,000 miles. The highest concentration of reported issues occurs in the 90–120K mile range. The full report breaks down exactly which components fail at each mileage bracket.
When was the 2021 Porsche 911 Carrera S data last updated?
BumperScan last checked this vehicle against NHTSA on October 13, 2026, covering owner complaints received through October 8, 2026 plus the latest recalls, investigations and technical service bulletins. Its numbers last changed on October 4, 2026.
What’s in the full report?
10 sections of AI analysis: severity-ranked issues, component scores (0-100), 30K-mile cost projection, failure timeline by mileage, recall details with seller scripts, owner sentiment analysis, mechanic checklist, buyer lot checklist, negotiation ammo with dollar figures, and a buy/skip verdict.
How is this different from free NHTSA data?
NHTSA gives you raw complaint text. BumperScan cross-references 2.1M+ complaints with community repair cost data, EPA fuel data, and recall records — then uses AI to synthesize it into actionable advice with dollar figures.
How is this different from Carfax?
Carfax is VIN-specific history ($45/report). BumperScan is model-level reliability intelligence — what problems this car is known for, what they cost, and whether you should buy it. Complementary, not competing.
What if the report isn’t useful?
100% money-back guarantee. If the report doesn’t help you make a more informed decision, we’ll refund you — no questions asked.
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