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What 28 owners told NHTSA about the 2021 Audi Q8

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (28)Electrical system (13)Engine (6)Fuel system (5)Transmission & drivetrain (4)Backup camera & sensors (3)Driver assistance (2)Lane Departure (2)Steering (2)Brakes (1)Lights (1)

2 of 28 complaints match · Lane Departure · clear filters

Feb 21, 2024Transmission & drivetrainLane Departure

The vehicle recently started to behave uncharacteristically when navigating around the curbs and changing lanes, it feels like you have hit a patch of black ice or an oil slick which I attributed to needing new tires. I purchased new tires according to the vehicle Audi manufacturer specification and had an alignment done on 2/14/2024 as is required for all-wheel drive vehicles. The situation was explained to the Audi South Atlanta Service Desk on 2/14/2024 and was logged as "Customer states that the vehicle stutters/shakes and tires seem to lower when changing lanes & going around light curves. The Customer requested that the lane departure system and other related components be checked to confirm if they are operating as designed." Dealership feedback: "Test drove: vehicle driven 2 miles and operating normally when compared to the same or similar models. No DTC's detected & lane departure system operating properly at the same time. The only noise/feeling felt was coming from the Audit Quattro bind from the all-wheel drive electronic - normal behavior." Despite the Audi Service Dept diagnosis and analysis of the issue reported, the behavior continues and is very unnerving. It seems like the front and rear axles are not in sync with the Audi Quattro Electronic all-wheel drive system. I reported the matter to Audi of America, Inc. Customer Care, Case# 06125039 on 2/21/2024, and would like the National Highway Traffic Safety Administration (NHTSA) to be aware of this situation in the event other owners of the Audit Q8 report the matter or this issue results in death or injuries.

NHTSA ODI 11573249

Feb 11, 2024Lane Departure

Took Audi Q8 in Jan 29 2024 do to 2 indicates one was a low oil, and a week before a Addaptive Lighting Warning came on my vehicle 2x , the following day to Warning light did NOT appear but the Blind Spot/Lane Assist lights did not operate. They were unable to resolve the issue Fault B200FF - TBS 2067531/2 Cleared fault but still do not work.

NHTSA ODI 11571295

Working with the data? Download all 28 complaints as CSV · fetched from NHTSA July 10, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2021 Audi Q8 verdict →