Numerous complaints detail grinding noises and reduced braking effectiveness at very low mileage. This suggests potential issues with rotors, pads, or caliper components from the factory. Estimated repair cost: $300 - $1,500.

Electrical System - Power Liftgate

Complaints indicate the power liftgate may malfunction, opening randomly or failing to operate. This can be due to issues with the liftgate module, latches, or sensors. Estimated repair cost: $200 - $800.

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2021 Buick Enclave Maintenance guide

Name: Maintenance dataset for 2021 Buick Enclave
Creator: Carfocal

v1.0Updated May 30, 2026Ethan Miller4 Sources Analyzed2 Critical Recalls

MAINTENANCE SUMMARY

The 2021 Buick Enclave requires diligent maintenance, particularly concerning its braking system, which has seen numerous low-mileage complaints. Owners should also be aware of potential electrical system issues, especially with the power liftgate.

View Critical Issue: Engine Stalling/Failure

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Reliability Score

Est. Annual Maintenance Cost

$400 - $700

TSBs & Recalls

67 TSBs | 2 Recalls

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Key Takeaways

Prioritize inspection of the braking system due to widespread, low-mileage issues.
Be vigilant for electrical system faults, particularly with the power liftgate.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance