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2020 Audi A6
Buyable, but go in with open eyes: this car has specific known issues to check before money changes hands.
24 owner complaints · 9 recalls · data verified July 14, 2026 · source: NHTSA
Why caution?
9 recall campaigns (4 safety-critical). Confirm every one shows "remedy completed" on the seller's VIN.
Electrical system problems dominate (71% of complaints, typically reported near 26k miles).
Very few owner complaints for its age and sales volume.
Complaints are overwhelmingly minor: almost none involve crashes, fires, or injuries.
The math, shown
Full methodology →Complaints filed per year
Fading = early teething worked out. Climbing = problems aging in.
How it crashes
NHTSA’s own crash tests, separate from the reliability score above.
5/5 overall
NHTSA 5-Star Safety Rating · 2020 Audi A6 4 DR AWD
Rollover risk in a single-vehicle crash: 9%
No open NHTSA defect investigations on file.
Source: nhtsa.gov/ratings. Star ratings compare vehicles within the same class and size, not across every car on the road.
The road ahead
What breaks on a 2020 Audi A6, plotted where owners report it happening.
Mileage medians come from owners who mentioned an odometer reading in their NHTSA complaint, a rough guide, not a schedule.
Electrical system
71%17 complaints · typically near 26k mi · 5 in the last 2 years
“The Audi software/MMI system has issues showing the 360 cameras in addition to the rear facing camera. Every few starts when I back out of a parking space/garage, the …”
Driver assistance
21%5 complaints · typically near 1k mi
“Various components and system malfunctioned. Vehicle is in dealership for 3rd time on electrical/software/hardware troubles, SOS module. Yes, the vehicle is available …”
Body & structure
13%3 complaints · 2 in the last 2 years
“I was traveling at ~65mph on the freeway when the sunroof spontaneously exploded. It was louder than a gunshot—I nearly lost control of the vehicle. The explosion occu…”
Backup camera & sensors
8%2 complaints
“The rear view camera on the vehicle stops working intermittently. I have provided photographs of this to the Dealer. Their scanning of fault codes noted that the "righ…”
Recalls (9)
Safety recall repairs are free at the brand’s franchised dealers. Before buying, run the VIN at nhtsa.gov/recalls and make the seller show the work was done.
Back Over Prevention · 25V900000
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.
Fix: 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.
Service Brakes, Hydraulic · 23V601000
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.
Fix: 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.
Electrical System · 22V861000
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.
Fix: 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.
Electrical System · 22V155000
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021-2022 RS6 Avant and RS7, 2020-2022 A6 Allroad, S6 Sedan, and S7, and 2019-2022 A6 Sedan and A7 vehicles. The fuel level sender may stick, causing an inaccurate fuel level reading to be displayed on the instrument cluster.
Risk: An inaccurate fuel reading may cause an engine stall due to lack of fuel, increasing the risk of a crash.
Fix: Dealers will install a new sensor in the tank, free of charge. Owner notification letters were mailed February 17, 2023. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 20DN.
Tires · 22V034000
Volkswagen Group of America, Inc. (Audi) is recalling certain 2019-2021 Audi A5 Sportback, RS5 Coupe, RS5 Sportback, S5 Sportback, 2020-2021 A4 Allroad, A4 Sedan, A5 Cabriolet, A5 Coupe, A6 Allroad, A6 Sedan, A7, A8, Q5, S4 Sedan, S5 Coupe, S5 Cabriolet, S6 Sedan, S7, S8, SQ5, 2021 Q5 Sportback, Q7, Q8, RS6 Avant, RS7, RSQ8, SQ5 Sportback, SQ7, and SQ8 vehicles. The rear axle alignment may not have been inspected after the repairs for Recall 21V-295 (42L1) were performed.
Risk: Rear axle misalignment may cause premature or uneven tire wear, increasing the risk of a crash.
Fix: Dealers will inspect the rear axle, adjust the alignment as necessary, and replace any prematurely or unevenly worn tires, free of charge. Owner notification letters were mailed March 3, 2022. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 42L5.
Suspension · 21V295000
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Q7, Q8, Q5 Sportback, SQ5 Sportback, RS6 Avant, RS7, RS Q8, 2020-2021 Audi S6 sedan, Q5, A8, S8, A7, A6 Allroad, A5 Cabriolet, A4 sedan, A4 Allroad, SQ5, S7, A6 sedan, S5 coupe, S4 sedan, S5 Cabriolet, A5 coupe, 2019-2021 RS5 coupe, A5 Sportback, S5 Sportback, RS5 Sportback vehicles. The lock nut on the trailing arm of the rear axle may break due to stress corrosion.
Risk: A broken lock nut may misalign the rear axle, causing a loss of control and increasing the risk of a crash.
Fix: Dealers will replace the lock nuts and, if necessary, the associated bolts, free of charge. Owner notification letters were mailed June 4, 2021. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 42L1.
Air Bags · 21V159000
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Audi RS6 Avant, RS7, 2020-2021 A6 Allroad, S6 Sedan, S7, 2019-2021 A6 Sedan, and A7 vehicles. The score line on the passenger air bag may not have been manufactured correctly.
Risk: An incorrectly manufactured air bag may not deploy properly, and could also eject plastic debris into the passenger compartment, increasing the risk of injury during a crash.
Fix: Audi will notify owners, and dealers will inspect the passenger air bag score line, and repair it as necessary, free of charge. The recall begin March 26, 2021. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 70i2.
Air Bags · 20V274000
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2020 Audi A6, A6 Allroad and A7 vehicles. The passenger air bag may not properly deploy through the instrument panel tear seam.
Risk: In the event of a crash, the passenger air bag may not properly deploy and inflate, and small plastic parts may enter the cabin, increasing the risk of injury.
Fix: Audi will notify owners, and dealers will replace the instrument panels, free of charge. The recall began June 24, 2020. Owners may contact Audi customer service at 1-800-822-2834. Volkswagen's number for this recall is 70H6.
Electrical System · 20V153000
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2019-2020 Audi A6 vehicles equipped with mild-hybrid technology and 2.0TFSI engines. Moisture may enter the starter generator and cause an electrical short circuit.
Risk: A short circuit in the starter generator increases the risk of a fire.
Fix: Volkswagen will notify owners, and dealers will replace the starter generator, free of charge. The recall began by May 22, 2020. Owners may contact Volkswagen customer service at 1-800-893-5298. Volkswagen's number for this recall is 27H2.
Before you hand over money
Verify the recall work was done
NHTSA’s free lookup shows whether this exact car had its recall remedies completed.
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What owners say
Real owners of this exact model-year, shown separately from the NHTSA score. If they disagree, that’s worth knowing.