Engine Power Loss / Stalling

Owners report significant engine power loss, sometimes leading to stalling. This can be related to turbocharger issues or other engine control system faults. Estimated repair cost: $500 - $2,000.

Issues with the service brakes are frequently reported, including problems with stopping performance and unintended acceleration. This could indicate issues with brake pads, rotors, or the hydraulic system. Estimated repair cost: $300 - $800.

Complaints include issues with the airbag system, such as warning lights illuminating or potential non-deployment. This is a critical safety component requiring prompt attention. Estimated repair cost: $300 - $1,000.

Concerns about the powertrain include shifting problems and loss of motive power. These issues can affect the transmission or related components. Estimated repair cost: $500 - $2,500.

CARFOCALvehicle research

2018 Buick Encore Maintenance guide

Name: Maintenance dataset for 2018 Buick Encore
Creator: Carfocal

v1.0Updated May 30, 2026Daniel Wilson4 Sources Analyzed

MAINTENANCE SUMMARY

The 2018 Buick Encore, with 95 complaints and 355 TSBs, presents a below-average reliability verdict. Owners should prioritize vigilance for engine power loss and service brake issues, common complaints that can arise around 30,000-70,000 miles.

View Critical Issue: Power Train

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Reliability Score

Est. Annual Maintenance Cost

$500 - $800

TSBs & Recalls

355 TSBs | 0 Recalls

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Key Takeaways

The 2018 Buick Encore has a 'Below Average' reliability verdict, supported by 95 complaints and 355 TSBs.
Engine performance issues, including power loss and stalling, are the most frequent complaints.

3 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance