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2018 Buick Enclave Maintenance guide

2018 Buick Enclave Maintenance guide
v1.0Updated May 30, 2026·Ethan Miller4 Sources Analyzed
MAINTENANCE SUMMARY

The 2018 Buick Enclave, with 80 complaints and 406 TSBs, presents a below-average reliability trend. Key concerns include the service brakes (25% of complaints) and engine issues (15% of complaints), often appearing early in the vehicle's life.

View Critical Issue: Powertrain Concerns
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Reliability Score

7.5/ 10

Est. Annual Maintenance Cost

$700 - $1,200

TSBs & Recalls

406 TSBs | 0 Recalls

SummaryMaintenance & CostsCommon FailuresSymptoms & PreventionKeep ReadingFAQSources

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Key Takeaways

  • The 2018 Buick Enclave has a 'Below Average' reliability verdict, supported by 80 complaints and 406 TSBs.
  • Service brakes are the most frequent complaint area (25%), with potential for early-life failures.

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Critical service intervals
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MethodologyHow we score →

Scores are derived from NHTSA recalls and owner complaints, normalized by vehicle segment averages.

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Quick links for routine service and common repair parts.

  • 5W-30 Synthetic Oil
  • Oil Filter
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  • Engine Air Filter

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