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2021 Audi

A6 Allroad

Auto (AM-S7), 6 cyl, 3.0 L, Turbo

Audi A6 Allroad: best and worst years
2021 Audi A6 Allroad (photo 1 of 2)

Closest available photo (2022 model year); you're viewing the 2021.

2022 photoAlexander MiglCC BY-SA 4.0via Wikimedia Commons

Overview

Body
Midsize Station WagonsEPA, from EPA, last updated 6/22/2026
Transmission
Automatic (AM-S7)EPA, from EPA, last updated 6/22/2026

Engine & performance

Power to weight
0.079 hp/lb

Efficiency

Smog score
5/10
SmartWay certified
No

Dimensions & capacity

Safety NHTSA record NHTSA, model year

Overall crash rating
★★★★★
Rollover rating
★★★★★
Stability control (ESC)
Standard
Forward-collision warning
Standard
Lane-departure warning
Standard
Recalls
12
Owner complaints
26 See on NHTSA

Feature availability

Cameras & visibility

  • Backup camera
    Standard

Driver assist

  • Adaptive cruise control
    Optional
  • Automatic emergency brakingPart of Audi pre sense.
    Standard
  • Blind-spot monitor
    Standard
  • Lane-keeping assist
    Optional

Convenience

  • Push-button start
    Standard

Reported problems NHTSA record NHTSA owner complaints, model year

  • ELECTRICAL SYSTEM43%
  • ENGINE11%
  • FORWARD COLLISION AVOIDANCE11%
  • FUEL/PROPULSION SYSTEM9%
  • POWER TRAIN9%
  • STRUCTURE6%

Source: NHTSA owner complaints, 35 total.

Audi A6 Allroad: best and worst years

Known issues manufacturer service bulletins, model year

1,224 service bulletins filed with NHTSA for this model year

  • May 28, 2026POWER TRAINTSB_2074806_5

    This bulletin provides information when there are noises after selecting a ear while idling and the vehicle is stationary, or while driving.

  • May 27, 2026POWER TRAINTSB_2059057_14

    This bulletin provides informatin when there is binding or vibrations in tight turns with quattro Ultra.

  • May 26, 2026UNKNOWN OR OTHERAOS-26-25

    This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: A software fix is needed to correct the issue: The ODIS Audi Brand update 2.41.1 is setting a ODS5003E error code when you perform the 90TV SVM flash.

  • May 22, 2026ELECTRICAL SYSTEMTSB_2080517_4

    This bulletin provides informaiotn when the starter battery is discharged or defective.

  • May 18, 2026UNKNOWN OR OTHERQ2_Audi closures

    Multiple campaign closues

  • May 15, 2026VISIBILITY/WIPERTSB_2067557_2

    This bulletin provides informaiton when the windscreen/rear window washer pump is not working (B126101, B126113).

  • May 13, 2026ELECTRICAL SYSTEMTSB_2076264_6

    This bulletin provides repair instructions for the overhead view camera; gen 3.

  • May 8, 2026ELECTRICAL SYSTEMTSB_2077443_3

    This bulletin provides information when the convenience openeing does not work.

  • and 1,216 more

Source: NHTSA manufacturer communications (technical service bulletins).

Warranty manufacturer terms, by make

Basic
4 yr / 50k mi
Powertrain
4 yr / 50k mi
Roadside assistance
4 yr
Maintenance
3 yr / 30k mi
EV battery
8 yr / 100k mi

Source: media.audiusa.com as of 2026-06

Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice. Verify with the manufacturer or dealer before buying.