Brake Vacuum Pump Failure

The brake vacuum pump can disintegrate, leading to a loss of braking assist. This is a critical safety concern that has been reported across various mileages. Estimated repair cost: $500 - $1,000.

Electrical System Malfunctions

Various electrical issues have been reported, including battery failures, instrument cluster malfunctions, and melting wiring harnesses. These can range from minor annoyances to significant safety hazards. Estimated repair cost: $200 - $1,500+.

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2014 Buick Regal Maintenance guide

Name: Maintenance dataset for 2014 Buick Regal
Creator: Carfocal

v1.0Updated May 30, 2026Daniel Wilson4 Sources Analyzed1 Critical Recalls

MAINTENANCE SUMMARY

The 2014 Buick Regal presents a below-average reliability profile, marked by significant recurring issues with its engine, particularly piston failures, and brake vacuum pump disintegration. Owners should prioritize inspections of these critical systems, especially between 30,000-40,000 miles for engine concerns and across various mileages for brake issues.

View Critical Issue: Engine Piston Failure

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Reliability Score

Est. Annual Maintenance Cost

$400 - $700

TSBs & Recalls

1,128 TSBs | 2 Recalls

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Key Takeaways

Prioritize engine and brake system inspections due to documented failures.
Be aware of potential piston issues around 30,000-40,000 miles.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance