Seat Belt Retractor Malfunction

Numerous recalls have addressed issues with rear seat belt retractors, particularly concerning their locking mechanism and compatibility with child restraint systems. This can compromise occupant safety. Estimated repair cost: $300 - $800.

Recalls have targeted issues with airbag door crash sensors and passenger airbag score lines, which can lead to improper deployment or non-deployment of airbags in a collision. Estimated repair cost: $500 - $1,500.

Suspension Component Wear

Recalls have indicated potential failures with rear axle lock nuts, suggesting a need for vigilance regarding suspension integrity. Other components may also experience wear over time. Estimated repair cost: $600 - $2,000.

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2021 Audi RS 7 Maintenance guide

Name: Maintenance dataset for 2021 Audi RS 7
Creator: Carfocal

v1.0Updated Jun 2, 2026Ethan Miller4 Sources Analyzed7 Critical Recalls

MAINTENANCE SUMMARY

The 2021 Audi RS 7 presents a below-average reliability verdict, largely influenced by a significant number of critical recalls. Owners must prioritize ensuring all safety-related recalls, particularly those concerning the engine (cracked cylinder bores) and airbags, have been addressed.

View Critical Issue: Cracked Cylinder Bores

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Reliability Score

Est. Annual Maintenance Cost

$700 - $1,200

TSBs & Recalls

260 TSBs | 60 Recalls

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Key Takeaways

Below-average reliability verdict necessitates proactive maintenance.
Prioritize completion of all safety recalls, especially engine and airbag related.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance