Evaporative Emission Control (EVAP) System Leaks

Leaks in the EVAP system, often due to cracked hoses or faulty vent solenoids, can cause drivability issues and trigger the Check Engine light. Estimated repair cost: $200 - $500.

Power Running Board Actuator Failure

The electric motors or mechanisms that deploy and retract the power running boards can fail, leaving them stuck in one position or inoperable. Estimated repair cost: $400 - $800.

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2014 Lincoln Navigator Maintenance guide

Name: Maintenance dataset for 2014 Lincoln Navigator
Creator: Carfocal

v1.0Updated Jun 11, 2026Daniel Wilson4 Sources Analyzed

MAINTENANCE SUMMARY

The 2014 Lincoln Navigator, with an average reliability verdict, presents a moderate maintenance outlook. Owners should be aware of a high TSB count suggesting potential underlying issues, particularly concerning the powertrain and electrical systems.

View Critical Issue: Ignition Coil Failure

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Reliability Score

Est. Annual Maintenance Cost

$500 - $1,000

TSBs & Recalls

37 TSBs | 0 Recalls

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Key Takeaways

The 2014 Lincoln Navigator has an 'Average' reliability rating, with a high TSB count suggesting potential mechanical or electrical issues.
Proactive maintenance, especially fluid changes and filter replacements, is crucial for longevity.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance