Audi A6, representative photo
Representative model. Photo: Calreyn88, Wikimedia Commons, CC BY-SA 4.0

Recalls & complaints · NHTSA data

2021 Audi A6 recalls

Every recall campaign and owner complaint NHTSA has on file for the 2021 model year. Not every vehicle is affected by every campaign: check a specific car by VIN below.

Recall campaigns
12
Park-it warnings
0
Complaints
26
Latest campaign
Dec 19, 2025

Recall summary by component12

NHTSA Recalls API · cached ≤24 h
ComponentCampaignsLatestCampaign IDs
Electrical system4Mar 31, 2025
25V20100022V86100022V15500020V749000
Back over prevention2Dec 19, 2025
25V90000022V742000
Service brakes, hydraulic1Aug 25, 2023
23V601000
Equipment1Oct 26, 2022
22V806000
Tires1Jan 26, 2022
22V034000
Seat belts1Aug 5, 2021
21V606000
Suspension1Apr 26, 2021
21V295000
Air bags1Mar 10, 2021
21V159000

Safety recalls12

NHTSA Recalls API · cached ≤24 h
0Park-it warnings
0Fixable over the air
Dec 19, 2025Latest campaign
Dec 19, 202525V900000

Back over prevention: sensing system camera

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

DetailsHide details for campaign 25V900000
What's wrong
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.
Filed under
A6, A6 Allroad
Campaign
NHTSA 25V900000 · Dec 19, 2025
Mar 31, 202525V201000

Electrical system: instrument cluster/panel

An instrument panel display that fails to show critical safety information, such as the speedometer or warning lights, increases the risk of a crash.

DetailsHide details for campaign 25V201000
What's wrong
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 SQ8, A6 SEDAN, A7, A8, Q7, Q8, RS6 Avant, RS7, RSQ8, S6 SEDAN, S7, S8, A6 Allroad, and SQ7 vehicles. Due to a software error, the instrument panel display may fail.
Risk
An instrument panel display that fails to show critical safety information, such as the speedometer or warning lights, increases the risk of a crash.
Remedy
Dealers will update the instrument panel module software, free of charge. Owner notification letters were mailed April 24, 2025. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 90VC.
Filed under
A6, A6 Allroad
Campaign
NHTSA 25V201000 · Mar 31, 2025
Aug 25, 202323V601000

Service brakes, hydraulic: fluid

Incorrect brake fluid can reduce braking ability and increase the risk of a crash.

DetailsHide details for campaign 23V601000
What's wrong
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Audi S7, S6 Sedan, RS7, RS6 Avant, A6 Allroad, 2019-2021 A7, and A6 Sedan vehicles. An incorrectly labeled brake fluid cap may have been installed, which can result in the use of the wrong type of brake fluid.
Risk
Incorrect brake fluid can reduce braking ability and increase the risk of a crash.
Remedy
Dealers will inspect the brake fluid reservoir cap and, if necessary, replace it, free of charge. Owner notification letters are expected to be mailed October 17, 2023. Owners may contact Audi's customer service at 1-800-253-2834. Volkswagen's number for this recall is 47T9.
Filed under
A6, A6 Allroad
Campaign
NHTSA 23V601000 · Aug 25, 2023
Nov 21, 202222V861000

Electrical system

A gateway control module shutdown will suddenly reduce engine power, increasing the risk of a crash.

DetailsHide details for campaign 22V861000
What's wrong
Volkswagen Group of America, Inc. (Audi) is recalling certain 2020-2022 Audi S7, S6 Sedan, A6 Allroad, 2021-2022 RS7, RS6 Avant, 2019-2022 A7, and A6 Sedan vehicles. Liquid spilled in the rear seat may penetrate and cause the gateway control module to shut down.
Risk
A gateway control module shutdown will suddenly reduce engine power, increasing the risk of a crash.
Remedy
Dealers will install a protective cover, free of charge. Owner notification letters are expected to be mailed January 20, 2023. Owners may contact Audi's customer service at 1-800-253-2834. Audi's number for this recall is 90V2.
Filed under
A6, A6 Allroad
Campaign
NHTSA 22V861000 · Nov 21, 2022
Oct 26, 202222V806000

Equipment: electrical infotainment

An inoperative rearview camera display reduces the driver's rear visibility, increasing the risk of a crash.

DetailsHide details for campaign 22V806000
What's wrong
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021-2022 AUDI A8, A6 Allroad, E-TRON Quattro, 2022 S3, RSQ8, RS7, RS6 Avant, Q8, Q7, Q3, E-TRON Sportback Quattro, S5 Cabriolet, E-TRON GT, S5 Sportback, A7, A6, A5 Sportback, A5 Cabriolet, A4, A4 Allroad, A3, S8, SQ7, SQ8, S6, and S4 vehicles. The infotainment main unit may become damaged internally when the vehicle is shut off, resulting in an inoperative rearview camera display the next time the vehicle is started. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."
Risk
An inoperative rearview camera display reduces the driver's rear visibility, increasing the risk of a crash.
Remedy
Dealers will replace the infotainment main unit, free of charge. Owner notification letters were mailed June 6, 2022. Owners may contact Audi's customer service at 1-800-253-2834. Audi's number for this recall is 91Ei.
Filed under
A6 Allroad
Campaign
NHTSA 22V806000 · Oct 26, 2022
Oct 5, 202222V742000

Back over prevention: display function

A blank rearview camera display can reduce the driver's rear visibility, increasing the risk of a crash.

DetailsHide details for campaign 22V742000
What's wrong
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2021 Audi A8, RS7, RS6 Avant, RS5 Sportback, RS5 Coupe, Q8, Q7, Q5 Sportback, S4 Sedan, Q5, A7, A6, A6 Allroad, A5 Sportback, A5 Coupe, A5 Cabrioleet, A4 Sedan, A4 Allroad, E-Tron Sportback Quattro, SQ7, S5 Cabriolet, E-Tron Quattro, SQ8, SQ5 Sportback, SQ5, S8, S7, S6 Sedan, S5 Sportback, S5 Coupe, 2022 E-Tron GT, and 2021-2022 RSQ8 vehicles. Due to a software issue, a blank or black screen may be displayed instead of the rearview camera image when the vehicle is placed in reverse gear. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."
Risk
A blank rearview camera display can reduce the driver's rear visibility, increasing the risk of a crash.
Remedy
Dealers will update the infotainment unit software, free of charge. Owner notification letters were mailed October 25, 2022. Owners may contact Audi's customer service at 1-800-253-2834. Volkswagen's number for this recall is 91DZ.
Filed under
A6
Campaign
NHTSA 22V742000 · Oct 5, 2022

Merged from NHTSA model names: A6, A6 Allroad. Not every vehicle of a model year is affected by every campaign.

To see whether a recall is still open on your car, enter the VIN at nhtsa.gov/recalls or the Audi recall lookup. Recall repairs are free at a franchised dealer (federal law; see limits).

Owner complaints by component26

NHTSA Complaints API · cached ≤24 h
26Complaints filed
0Involving a crash
0Involving a fire
0Injuries reported
ComponentShareComplaints%CrashesFiresInjuries
Electrical system1558000
Engine415000
Forward collision avoidance415000
Fuel/propulsion system312000
Power train312000
Unknown or other28000
Structure28000
Engine and engine cooling14000
Steering14000

An owner can tag several components, so percentages add up to more than 100. Complaints are unverified owner reports, de-duplicated by NHTSA ODI number, merged from NHTSA model names A6, A6 (WITH Rear Seat SABS), A6 Allroad.

Latest reports

  • Electrical system

    “While operating the vehicle under normal driving conditions, the vehicle suffered an immediate, un-commanded loss of engine power and throttle response.”

    Filed 09/21/2026 · ODI 11765960
  • Electrical system

    “The vehicle went in for a software update. After purchasing the vehicle, the software update was part of a recall. Since that recall was performed, my vehicle has a lot of electronic glitches and a lot of issues.”

    Filed 09/04/2026 · ODI 11762289
  • Unknown or other

    “My 2021 Audi A6 produces a strong mold and mildew odor from the HVAC/air conditioning system. The smell occurs consistently after the air conditioning is turned off and persists when entering the vehicle.”

    Filed 05/15/2026 · ODI 11738142

Other Audi A6 model years

All years: 2026 · 2025 · 2024 · 2023 · 2022 · 2021 · 2020 · 2019 · 2018 · 2017 · 2016 · 2015 · 2014 · 2013 · 2012 · 2011 · 2010 · 2009 · 2008 · 2007 · 2006 · 2005 · 2004 · 2003 · 2002 · 2001 · 2000

Other Audi models

All Audi models and years →

2021 Audi A6 recall questions

How many recalls does the 2021 Audi A6 have?

NHTSA lists 12 safety recall campaigns for the 2021 Audi A6. The most recent, 25V900000 (reported December 19, 2025), concerns back over prevention. Not every vehicle is covered by every campaign; check a specific car by VIN.

What are the 2021 Audi A6 recalls for?

The largest group is electrical system, with 4 campaigns. Others: back over prevention (2), service brakes, hydraulic (1), equipment (1). Each campaign below lists the defect, the risk and the free remedy.

What is the most common complaint about the 2021 Audi A6?

Electrical system is the most-reported component, named in 15 complaints out of 26 filed with NHTSA (58%). Complaints are unverified owner reports.

How do I check if a recall is open on my 2021 Audi A6?

Enter the 17-character VIN at nhtsa.gov/recalls or the Audi recall lookup. That shows campaigns still unrepaired on that exact car. Safety recall repairs are free at a franchised Audi dealer.

Check a specific Audi by VIN

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