YearToAvoid

2023 Audi A6 Problems, Recalls & Reliability

Verdict

No verdict

Complaint Index

7/100

#15 most-complained of 16 A6 years

The 2023 Audi A6 has a complaint index of 7, among the lowest of all 16 model years, with 2 complaints and 1 recall on record. NHTSA data show no crashes, fires, or injuries, ranking it 15th worst (near the best end) of the A6 lineup.

Complaints
2
Recalls
1
Crashes / fires
0 / 0
Injuries / deaths
0 / 0
NHTSA overall rating
Not rated
EPA combined MPG
24
21 city / 30 hwy

Top 2023 Audi A6 problems

NHTSA owner complaints by component group. Groups with 15+ complaints have their own page.

  1. Electrical System1 (50%)
  2. Other1 (50%)

What owners report

  • A gateway computer failed after reported water intrusion, cutting all power while driving and forcing the owner to pull over.
  • The owner noted a similar gateway fix was previously used on 2019-2022 model year Audis, involving a plastic bag placed around the component, which did not fully protect it.
  • Dealer inspection confirmed water damage to the gateway computer, located under the rear seat.
2023 Audi A6 complaints: complaints filed per month1Dec 2025Aug 2026
2 complaints filed with NHTSA from Dec 2025 to Aug 2026; peak Dec 2025 (1).

2023 Audi A6 recalls

1 NHTSA recall campaign list this model year.

  1. NHTSA 25V900000Dec 19, 2025Collision Avoidance & Cameras356,894 vehicles

    Back over prevention: sensing system: camera

    Volkswagen Group of America, Inc. (Audi) is recalling certain 2019-2026 vehicles. Please see the recall report for a complete list of models. A software error may prevent the rearview camera image from displaying as intended. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."

    Risk: A rearview image that does not display reduces the driver's view behind the vehicle, increasing the risk of a crash.

    Remedy: Dealers will update the software, free of charge. Owner notification letters were mailed January 14, 2026. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 90TV. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on December 23, 2025.

2023 Audi A6 fuel economy and fuel cost

City
21 MPG
Highway
30 MPG
Combined
24 MPG
Annual fuel cost (EPA)
$3,300
15,000 mi/yr
Fuel
Premium
Current regular gas
$4.32/gal
national avg.

EPA figures; median across configurations of this model year. Estimate your own cost with the fuel cost calculator.

2023 compared with other A6 years

Complaint Index by model year (0 = fewest issues, 100 = most)0255075100’10’11’12’13’14’15’16’17’18’19’20’21’22’23’24’25
Complaint Index: 0 = fewest issues, 100 = most, relative to other years of this model. Avoid Caution Good Best
YearVerdictIndexComplaintsRecallsMPG
2021Good40171124
2022No verdict02524
2023No verdict72124
2024No verdict133125
2025Caution536225

All Audi A6 years: best and worst →

Frequently asked questions

Is the 2023 Audi A6 reliable?
NHTSA lists only 2 complaints and 1 recall for the 2023 Audi A6, giving it a complaint index of 7, one of the lowest among all A6 model years.
What problems does the 2023 Audi A6 have?
The only reported issue area is the Electrical System, where an owner described a gateway computer failure caused by water intrusion that cut power while driving.
Does the 2023 Audi A6 have any recalls?
Yes, one recall (campaign 25V900000) covers a software error that could prevent the rearview camera image from displaying correctly; Audi will update the software free of charge.
How does the 2023 Audi A6 compare to other A6 years?
With a complaint index of 7 and rank of 15 out of 16 years (worst-first), the 2023 A6 sits far below years like 2019 (complaint index 100) and 2012 (index 80), which are marked Avoid.
What is the fuel economy of the 2023 Audi A6?
The EPA rates the 2023 Audi A6 at 24 mpg combined (21 city / 30 highway), with an estimated annual fuel cost of $3,300.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.