2021 AUDI A6 Problems
Real NHTSA owner complaints for the 2021 Audi A6. This model year has 12 NHTSA complaints — top issue: Electrical Faults.
Model-Year Complaints
12 owner reports
Recall Campaigns
11 NHTSA campaigns
Top Failure Area
Electrical Faults
Worst 2021 Audi A6 Problems
Top 3 most-reported issues with average mileage at failure.
Electrical Faults
Transmission / Drivetrain
Forward Collision Avoidance: AEB
AI Interpretation — 2021 Audi A6
Low ConfidenceBased on 12 NHTSA complaints for the 2021 Audi A6, the data suggests a concentration of electrical faults, though the sample size is small and confidence is low. No crash-related complaints were reported. The vehicle has 11 recalls, which buyers should verify are completed.
- Electrical faults account for the majority of complaints (9 out of 12).
- Transmission/drivetrain and forward collision avoidance (AEB) each have 2 complaints.
- No crash-related complaints were reported for the 2021 model year.
- Electrical faults are the most frequently reported issue.
- Transmission/drivetrain problems appear in a small number of complaints.
- Forward collision avoidance (AEB) system concerns are noted.
- Inspect the electrical system, including infotainment and sensors, for any issues.
- Verify all 11 open recalls are completed at nhtsa.gov/recalls.
- Request service records for transmission and AEB system repairs.
- Have a mechanic inspect the vehicle before purchase, focusing on reported components.
Considering a 2021 Audi A6?
This page shows the model year's reputation. The VIN tells you about this specific car — accidents, title issues, odometer fraud. Full report just $12.95 (vs. Carfax $39.99).
All Problems by Category
Every NHTSA complaint category for the 2021 Audi A6. A single complaint may appear in multiple categories.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| Electrical Faults | 9 | — | — | — | |
| Transmission / Drivetrain | 2 | — | — | — | |
| Forward Collision Avoidance: AEB | 2 | — | — | — | |
| Uncategorized Issues | 1 | — | — | — | |
| Steering Defects | 1 | — | — | — | |
| Engine Problems | 1 | — | — | — | |
| Structural Problems | 1 | — | — | — |
Source: NHTSA Complaints Database. Complaint counts may exceed total complaints because one report can span multiple categories.
Search Owner Complaints
Read what owners actually reported to NHTSA for the 2021 Audi A6. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
I was driving my vehicle when the engine surged and then a transmission warning light came on and there was an immediate and complete loss of drive power. After the vehicle glided to a stop, there was no drive transmission in either forward or reverse. There was no pre-warning …
My alternator was not working and it was a recall and I paid to fix it and they don’t wanna pay me back. I got a new part from audi and fix it at the shop and they don’t wanna pay anything just called and she said we don’t pay only if he’s done at the dealer. And I don’t believe …
While driving at normal speed, the entire digital instrument panel suddenly went black and a red warning triangle appeared. I lost all gauges, including speedometer, fuel level, and warning indicators. This created a serious safety risk because I was in active traffic and had no …
The Audi Pre-sense is activated by weather. I was driving during a thunderstorm and Audi Presence activated causing the car to come to a hard stop due to precipitation. It happened again backing out of my driveway the Audi Pre-sense was activated and the car came to a hard stop. …
The car has had multiple issues with warning lights and malfunctioning systems. Including : 1.Child locks 2.Every single component of the ADAS 3. Emergency services being activated at least a few times a month - this is an SOS for emergency 911 service. The repeated, continuo…
Vehicle had electrical system malfunction. Vehicle provided an electrical system malfunction and vehicle starting system malfunction warning message a few days prior to the incident. Vehicle has approximately 20.5K miles on odometer. Before I was able to bring it to service, the …
Car reported an engine restarter issue (with battery symbol) and recommended to contact the dealer. Car next shut down automatic restart system, and air conditioning stopped working. Within a short period of time (same day), the car listed a red battery symbol and advised to stop…
The contact owns a 2021 Audi A6. The contact stated while his father was driving 45 MPH, the electrical system Malfunction warning light illuminated. The contact stated that several electronic components started to turn off until the vehicle stalled. The vehicle was not drivable.…
The contact's wife owns a 2021 Audi A6. The contact received notification of NHTSA Campaign Number: 22V155000 (Electrical System) however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the r…
Multiple warnings indicating to contact dealer (Lane departure, adaptive cruise control, collision avoidance, electrical system, start/stop, etc) then 1 minute later transmission failure and engine failure imminent. After a minute or two my center MMI went blank then my electroni…
Sunroof spontaneously shattered while driving. No other cars around when this occurred. Caused a very loud BANG. Was driving on the freeway when this occurred. Dealer would not confirm issue was spontaneous - felt something must have hit the car to cause this. No defined imp…
Liquid spulked in the trunk and somehow was able to get to the control module that is located under the rear seat similar concerns as recalled Audi Q5. Vehicle malfunctioned in the middle of a busy intersection.
Source: NHTSA Complaints Database. Real owner reports for the 2021 Audi A6.
Recalls for 2021 Audi A6
11 campaignsNHTSA recall campaigns for the 2021 Audi A6. Recalls are free to fix at any authorized dealer. Run a VIN check below to see if your specific vehicle has open recalls.
2021 Audi A6 — FAQ
Answers based on real NHTSA complaint and recall data for this specific model year.
Is the 2021 Audi A6 reliable?▾
Good Record. The 2021 Audi A6 has 12 NHTSA owner complaints, 0 crash-related, and 11 recall campaigns. The most reported issue is Electrical Faults (9 complaints). Source: NHTSA via VinSpector AI.
What are the most common problems with the 2021 Audi A6?▾
#1: Electrical Faults (9 complaints). #2: Transmission / Drivetrain (2 complaints). #3: Forward Collision Avoidance: AEB (2 complaints)
At what mileage do problems start on the 2021 Audi A6?▾
Mileage data is not available or insufficient for this model year.
How safe is the 2021 Audi A6?▾
The 2021 Audi A6 has 0 crash-related complaints and 0 fire reports out of 12 total NHTSA complaints. For NCAP lab crash test star ratings, visit nhtsa.gov/ratings.
Does the 2021 Audi A6 have any recalls?▾
Yes — 11 NHTSA recall campaigns affect the 2021 Audi A6. The largest issue: SEAT BELTS:REAR/OTHER:RETRACTOR. Check nhtsa.gov/recalls or run a VIN check to see if your specific vehicle has open recalls.
Should I buy a 2021 Audi A6?▾
The 2021 Audi A6 has a relatively low complaint rate. Pay particular attention to Electrical Faults issues. Always run a VIN check on the specific car you're considering to check for accident history, open recalls, and title brands.
Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinSpector AI.
Wider context: See the full Audi A6 reliability report with year-by-year comparison.
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Check Your Specific 2021 Audi A6
Real owner complaints tell you about the model. The VIN tells you about your specific car — accidents, title issues, odometer fraud. Full report just $12.95 (vs. Carfax $39.99).