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The 2018 Audi S6 has 1 active recall campaign on file and only 4 owner complaints in the NHTSA database. Often that means the recall caught it before the field did.
The 2018 Audi S6 has 4 NHTSA owner complaints and 1 recall on file (U.S. federal records, as of August 2026). Source: NHTSA Office of Defects Investigation.
| Model year | Owner complaints | Recalls |
|---|---|---|
| 2015 S6 | 5 | 2 |
| 2016 S6 | 19 | 2 |
| 2017 S6 | 5 | 2 |
| 2018 S6 (this page) | 4 | 1 |
| 2020 S6 | 2 | 6 |
| 2021 S6 | 0 | 10 |
Limited NHTSA data — only 4 complaints on file. The score reflects what's reported, but a small sample skews easily. 1 active recall on file.
Only 4 NHTSA complaints on file — too few for a confident call. The 1 active recall above remain authoritative; read those first.
Our read of the federal NHTSA complaint and recall record for this exact year and model — not a substitute for a pre-purchase inspection. How we score.
Driver-assist features on the tested model: Electronic stability control: Standard · Forward collision warning: Optional · Lane departure warning: No
Source: NHTSA New Car Assessment Program — tested configuration: 2018 Audi S6 4 DR AWD. Stars rate crash protection in NHTSA's tests, not overall reliability — see the owner-complaint data below for what actually goes wrong.
First off let me start by saying the vehicle has 45k miles on it. There were no fault codes or system errors prior to the issue that developed. I was driving to a meeting in heavy rain, no issues or suspicion of issues arising. I parked the car, returned about 2 hours later…
I purchased the vehicle on 11/18/2017; on 11/21/2017 a dead battery caused the vehicle not to start. On the 11/22/2017 after charging the vehicle battery over 20 hours the vehicle started; however the vehicle displayed several warnings: steering system fault, dynamic stability,…
I own a 2018 Audi s6 which I began driving in march 2018. Since then the windshield has shattered three times, due to only minor impacts of rocks or road debris each time. This happened most recently a few weeks ago while driving on the highway at about 70 MPH. I have been…
If the PODS module malfunctions, the front passenger air bag may not deploy properly in the event of a crash, increasing the risk of injury.
Limited NHTSA data. Only 4 owner complaints have been filed for the 2018 Audi S6, which is not enough for a meaningful reliability score. Active recalls (if any) are listed on this page and remain authoritative — those are verified defects regardless of complaint volume. For a confident reliability read we look for at least 10 owner complaints in the federal database.
Only 4 NHTSA complaints on file — too few for a confident call. The 1 active recall above remain authoritative; read those first. We don't issue a buy/avoid verdict on the 2018 Audi S6 without a meaningful complaint sample — doing so off a handful of filings would be guesswork.
There isn't enough NHTSA complaint data on the 2018 Audi S6 to flag a standout failure pattern. Run the VIN for open recalls — those are free to fix regardless of warranty — get a standard pre-purchase inspection, and ask the seller for service records.
Hard to say from federal data alone — only 4 owner complaints have been filed. Lean on the recall list above, a pre-purchase inspection, and a vehicle-history report on the specific VIN. Our data tells you what the model is known for; a history report tells you what that exact car has been through.
No problem area has crossed our reporting threshold yet, which is a good sign for this vehicle.
Major repair items haven't been flagged often enough on this vehicle to single one out.
Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.
Hard to say from NHTSA data alone with only 4 complaints on file. A quality service contract runs $1,800–3,500 over 3 years. The decision comes down to your specific situation: vehicle cost, miles on it, how long you plan to keep it, and whether you can absorb a $3K–$8K repair without straining cashflow. With limited public data on this vehicle, lean on the recall list above and check owner forums before committing.