Rear Axle Lock Nut Integrity

Recalls indicate potential issues with the rear axle lock nut, which could affect alignment and handling. This can lead to uneven tire wear and stability concerns. Estimated repair cost: $300 - $800.

Body Control Module (BCM) Water Ingress

Recalls have been issued for potential water ingress into the Body Control Module (BCM), which can lead to electrical system malfunctions. Estimated repair cost: $500 - $1500.

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2021 Audi SQ5 Maintenance guide

Name: Maintenance dataset for 2021 Audi SQ5
Creator: Carfocal

v1.0Updated Jun 2, 2026Daniel Wilson4 Sources Analyzed

MAINTENANCE SUMMARY

The 2021 Audi SQ5 requires diligent attention to its rear axle integrity and seat belt assemblies, components highlighted by numerous recalls. Proactive inspections of the rear suspension and ensuring all safety recalls are addressed are paramount.

View Critical Issue: Rear Seat Belt Retractor Issues

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Reliability Score

Est. Annual Maintenance Cost

$450 - $700

TSBs & Recalls

224 TSBs | 48 Recalls

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Key Takeaways

Prioritize addressing recalls related to the rear axle and seat belts.
Regularly inspect suspension components for any signs of wear or looseness.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance