Airbag System Malfunction

Issues include airbag failure to deploy during a collision and airbag module failure linked to seat belt issues. One report cited a seat belt ratchet failure at 82,910 miles leading to an airbag module failure. Estimated repair cost: $400 - $1,200.

Electrical System Failures

Complaints include instrument cluster blackouts and loss of all vehicle audio, including critical safety warnings. One instance reported a spontaneous sunroof opening around 55,000 miles. Estimated repair cost: $300 - $1,000.

Service Brakes Issues

Some owners have reported issues with the service brakes. While specific details are limited, brake system maintenance is crucial for safety. Estimated repair cost: $300 - $800.

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2020 Buick Envision Maintenance guide

Name: Maintenance dataset for 2020 Buick Envision
Creator: Carfocal

v1.0Updated May 30, 2026Ethan Miller4 Sources Analyzed

MAINTENANCE SUMMARY

The 2020 Buick Envision, with 0 recalls but 19 complaints and 85 TSBs, presents potential reliability concerns, particularly with its airbag system, electrical system, and transmission park-hold function. Owners should prioritize inspections of the seat belt assembly and transmission park pawl.

View Critical Issue: Transmission Park-Hold Failure

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Reliability Score

Est. Annual Maintenance Cost

$300 - $500

TSBs & Recalls

85 TSBs | 0 Recalls

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Key Takeaways

Prioritize inspection of the transmission park-hold mechanism and airbag system components.
Be vigilant for electrical system faults, including instrument cluster and audio failures.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance