Engine Overheating / Coolant Leaks

Failures include coolant hose ruptures due to thermostat issues and general overheating. One instance of head gasket failure was reported at 81,824 miles. Estimated repair cost: $400 - $1,200.

Electrical System Malfunctions

Diverse issues include instrument cluster failure (loss of speedometer, warnings), window regulator problems, and cascading failures affecting airbag sensors and tire pressure monitors. Estimated repair cost: $300 - $1,000+.

Early reports of suspension vibration at low mileage suggest potential issues with wheel balancing or suspension component wear. Estimated repair cost: $200 - $600.

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2018 Buick Envision Maintenance guide

Name: Maintenance dataset for 2018 Buick Envision
Creator: Carfocal

v1.0Updated May 30, 2026Ryan Davis4 Sources Analyzed

MAINTENANCE SUMMARY

The 2018 Buick Envision, with an 'Average' reliability verdict and 20 complaints, demands diligent maintenance. Focus on the prevalent steering issues, particularly those linked to the auto start/stop system, and potential electrical system failures.

View Critical Issue: Steering System Failure

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Reliability Score

Est. Annual Maintenance Cost

$300 - $600

TSBs & Recalls

331 TSBs | 0 Recalls

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Key Takeaways

The 2018 Buick Envision has an 'Average' reliability rating, with 20 documented complaints.
Steering system issues, including power loss, are a primary concern.

4 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance