2023 Mercedes-Benz GLS-Class Report

Known issues, recalls, running costs, and what to check before you buy.

Updated Jun 14, 2026Ethan Miller

Overall Score

Our Verdict
Proceed with caution

Key Takeaways

  • Exceptional initial quality with zero recalls or complaints reported to NHTSA.
  • Offers a spacious and luxurious interior suitable for families.
  • NHTSA safety ratings are not available, warranting a thorough independent inspection.
  • Fuel economy data is not provided, suggesting potentially high running costs.
Overview

2023 Mercedes-Benz GLS-Class

The 2023 Mercedes-Benz GLS-Class stands as a flagship luxury SUV, offering substantial space and premium appointments. For the used car shopper, its appeal is amplified by an exceptionally clean bill of health from official safety and reliability watchdogs. With no recalls or owner complaints logged by NHTSA for this model year, it signals a rare level of initial quality and dependability. This makes it a compelling choice for those seeking a large, upscale family hauler without the immediate worry of common defect patterns.

Critical Failure Risk

Exceptional initial quality with zero recalls or complaints reported to NHTSA.

Early detection can reduce the odds of major repair bills.

Open Maintenance Analysis →

Reliability

Practicality

Buyer Fit

Who This Car Is For

Best for

Families needing a spacious, luxurious, and reliable three-row SUV.

+2 more buyer-fit notes in the full report

Avoid if

Budget-conscious buyers concerned about potentially high fuel and maintenance costs.

+2 more buyer-fit warnings in the full report

2023 Mercedes-Benz GLS-Class Reliability Analysis

Explore comprehensive reliability data including official safety recalls, consumer complaints, and common mechanical failures for the 2023 Mercedes-Benz GLS-Class.

Limited reliability records are available for this model year.

Specs

Vehicle Specs

Body Style
Suv

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Most Common Issues

No complaint hotspot data available yet.

See all common issues in the maintenance guide

First Service Interval

- Synthetic Oil Change and Filter Replacement (Parts: 5W-40 Synthetic Oil, Oil Filter) - Tire Rotation and Pressure Check - Brake System Inspection - Cabin Air Filter Replacement

Est. shop cost: $250 - $450

10,000 mi

Unlock the full maintenance guide for every scheduled service interval and cost forecast.

Full pre-purchase inspection checklist
Complete maintenance schedule (5 service intervals)
Full buyer-fit guidance and who should avoid it
Full specs and trim-level context
Full safety recall details
Final buyer verdict: should you buy?
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FAQ

FAQ

Is the 2023 Mercedes-Benz GLS-Class reliable?

The CarFocal Reliability Score for the 2023 Mercedes-Benz GLS-Class is 8.9/10. Reliability score is 8.9/10. NHTSA recalls: 0. Owner complaints: 0.

How practical is the 2023 Mercedes-Benz GLS-Class for daily use?

Practicality score is 5.0/10.

What is the overall score for the 2023 Mercedes-Benz GLS-Class?

The CarFocal Overall Score for the 2023 Mercedes-Benz GLS-Class is 6.9/10. Overall score is 6.9/10 (Good). Confidence 41%. Maintenance 9.1/10. Practicality 5.0/10.

What does it cost to own and maintain a 2023 Mercedes-Benz GLS-Class?

Based on Carfocal's data, First listed service: - Synthetic Oil Change and Filter Replacement (Parts: 5W-40 Synthetic Oil, Oil Filter) - Tire Rotation and Pressure Check - Brake System Inspection - Cabin Air Filter Replacement at 10,000 miles. Estimated first-year maintenance: $300 - $500.

What driver assistance and safety features are available on the 2023 Mercedes-Benz GLS-Class?

13 standard and 4 optional driver assistance features. Key features include Anti-lock Braking System, Electronic Stability Control, Traction Control.

What body style is the 2023 Mercedes-Benz GLS-Class?

According to CarFocal's specs for the 2023 Mercedes-Benz GLS-Class, body style is suv.