2021 Audi RS 6 Avant, 2021 Audi RS 7, 2021 Audi RS Q8 and 2 other models Recall: Cracks may develop on the surface of the engine cylinder bore
NHTSA campaign 21V339000 · Engine · filed May 12, 2021 · verified Jul 30, 2026
The defect
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Audi SQ7, RSQ8, RS7, RS6 AVANT, and SQ8 vehicles. Cracks may develop on the surface of the engine cylinder bore.
The risk
Cracks may cause engine damage and a stall or an oil leak, increasing the risk of a crash or fire.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Dealers will replace the engine, free of charge. Owner notification letters were mailed July 9, 2021. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 10G9.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Affected vehicles
Related recalls
More Audi RS 6 Avant recalls
- 2019–2025 Audi A6 and 17 other models — Please see the recall report for a complete list of models
- 2021 Audi A6 and 13 other models — Due to a software error, the instrument panel display may…
- 2019–2021 Audi A6 and 6 other models — An incorrectly labeled brake fluid cap may have been…
- 2019–2022 Audi A6 and 6 other models — Liquid spilled in the rear seat may penetrate and cause the…
- 2022 Audi A3 and 24 other models — Infotainment main unit may become damaged internally when…
Other campaigns involving Audi vehicles
Source: NHTSA recall database, campaign 21V339000 (manufacturer number 10G9). Data last verified Jul 30, 2026.