Electrical System - Door Locks

Reports include driver, passenger, and tailgate locks failing, with a specific concern about the rear cargo door lock becoming stuck in the 'locked' position, hindering egress. Estimated repair cost: $200 - $500.

Service Brakes, Hydraulic

A complaint details a complete loss of hydraulic braking function at low speeds, resulting in a crash. Intermittent failures were also reported, with dealers unable to diagnose the root cause. Mileage at failure was 53,537. Estimated repair cost: $500 - $1000.

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2016 Lexus GX Maintenance guide

Name: Maintenance dataset for 2016 Lexus GX
Creator: Carfocal

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

MAINTENANCE SUMMARY

The 2016 Lexus GX demands diligent attention to potential airbag system failures, hydraulic brake issues, and electrical system faults, particularly door locks. These critical areas have been flagged in owner complaints, underscoring the need for proactive inspection and maintenance.

View Critical Issue: Airbag System Failure

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Reliability Score

Est. Annual Maintenance Cost

$300 - $500

TSBs & Recalls

3 TSBs | 0 Recalls

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Key Takeaways

Proactive inspection of airbag systems is paramount due to reported non-deployment issues.
Monitor brake system performance closely, especially around 50,000 miles, for any signs of hydraulic failure.

3 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance