YearToAvoid

2025 Audi S6 Problems, Recalls & Reliability

Verdict

No verdict

Complaint Index

77/100

#4 most-complained of 14 S6 years

Based on NHTSA complaints per model-year, not a reliability rating. Methodology

The 2025 Audi S6 has 3 NHTSA complaints, 1 recall, and a complaint index of 77, ranking 4th worst among 14 model years with data. Electrical System issues dominate, making up 67% of complaints.

Complaints
3
Recalls
1
Crashes / fires
0 / 0
Injuries / deaths
0 / 0
NHTSA overall rating
Not rated
EPA combined MPG
22
19 city / 27 hwy

Top 2025 Audi S6 problems

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

  1. Electrical System2 (67%)
  2. Engine1 (33%)
  3. Collision Avoidance & Cameras1 (33%)
  4. Fuel System1 (33%)
  5. Lane Departure1 (33%)
  6. Structure & Body1 (33%)

What owners report

  • Owners report the electronic door locking system intermittently locks occupants inside or outside the vehicle with no consistent trigger, pointing to a fault in the door latch actuators or locking control module.
  • On the S6 Sportback e-tron, owners report the vehicle fails to charge reliably at home on a Level 2 charger, sometimes requiring many repeated plug and unplug attempts.
  • Owners report the same charging fault also happens intermittently at public DC fast charging stations.
  • Owners report the charging problems began immediately after a dealer-installed software update (Service Action 06K2).
2025 Audi S6 complaints: complaints filed per month3Mar 2026Aug 2026Sep 2026
7 complaints filed with NHTSA from Mar 2026 to Sep 2026; peak Mar 2026 (3).

2025 Audi S6 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.

2025 Audi S6 fuel economy and fuel cost

City
19 MPG
Highway
27 MPG
Combined
22 MPG
Annual fuel cost (EPA)
$3,650
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.

2025 compared with other S6 years

Complaint Index by model year (0 = fewest issues, 100 = most)0255075100’10’11’13’14’15’16’17’18’20’21’22’23’24’25
Complaint Index: 0 = fewest issues, 100 = most, relative to other years of this model. Avoid Caution Good Best
YearVerdictIndexComplaintsRecallsMPG
2023No verdict150122
2024No verdict230122
2025No verdict773122

All Audi S6 years: best and worst →

Frequently asked questions

Is the 2025 Audi S6 reliable?
NHTSA lists only 3 complaints for the 2025 Audi S6, giving it a complaint index of 77 and a rank of 4th worst out of 14 model years with data. This places it among the higher-complaint years relative to other S6 model years, though the raw complaint count is low.
What problems does the 2025 Audi S6 have?
The top reported problem area is the Electrical System, accounting for 67% of complaints, including door lock malfunctions and EV charging failures. Single complaints also touched Engine, Collision Avoidance & Cameras, Fuel System, Lane Departure, and Structure & Body.
Does the 2025 Audi S6 have a recall?
Yes, one recall (campaign 25V900000) covers a software error that may prevent the rearview camera image from displaying correctly. Dealers update the software free of charge; owner notification letters were mailed January 14, 2026.
How does the 2025 Audi S6 compare to other S6 years?
With a complaint index of 77, the 2025 S6 ranks 4th worst of 14 model years with data, behind 2013 (index 100, Avoid), 2014 (92, Avoid), and 2016 (85, Avoid).
What is the fuel economy of the 2025 Audi S6?
EPA rates the 2025 Audi S6 at 22 mpg combined (19 city / 27 highway), with an estimated annual fuel cost of $3,650.

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.