Electrical System - Water Intrusion

Reports suggest potential water intrusion issues affecting the Body Control Module (BCM) and other electrical components. This can lead to a wide range of intermittent malfunctions and warning lights. Estimated repair cost: $500 - $2,000+.

Service Brakes - Pedal Assembly

Recalls have addressed issues with the brake pedal assembly, including potential looseness or noise. While addressed by recall, owners should remain vigilant for any changes in brake pedal feel or operation. Estimated repair cost: $500 - $1,500.

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2021 Acura TLX Maintenance guide

Name: Maintenance dataset for 2021 Acura TLX
Creator: Carfocal

v1.0Updated May 30, 2026Ryan Davis4 Sources Analyzed10 Critical Recalls

MAINTENANCE SUMMARY

The 2021 Acura TLX, with 10 recalls and 86 complaints, presents a below-average reliability verdict, primarily due to significant powertrain issues, particularly concerning the transfer case and AWD system, especially in Type-S models. Owners should prioritize inspections of the brake pedal assembly and AWD system, alongside regular fluid changes and filter replacements.

View Critical Issue: Powertrain - Transfer Case / AWD System Failure

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Reliability Score

Est. Annual Maintenance Cost

$300 - $500

TSBs & Recalls

3 TSBs | 10 Recalls

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Key Takeaways

Prioritize inspection and maintenance of the AWD system, especially the transfer case, due to reported failures.
Regularly check brake pedal feel and address any anomalies promptly.

3 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance