2018 Mercedes-Benz G-Class Report

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

Updated Jun 14, 2026Ryan Davis
2018 Mercedes-Benz G-Class Report

Overall Score

Our Verdict
Proceed with caution

Key Takeaways

  • Exceptional reliability indicated by zero recalls and complaints.
  • All-wheel drive provides confident traction in various conditions.
  • A strong public safety and reliability record for the 2018 model year.
  • Standard pre-purchase inspections are recommended due to its luxury status and complexity.
Overview

2018 Mercedes-Benz G-Class

The 2018 Mercedes-Benz G-Class, often referred to as the 'G-Wagen,' stands as an icon of rugged luxury. For the used car buyer, this model year offers a compelling proposition due to its exceptional reported reliability. With no recalls or owner complaints filed with NHTSA, it signals a well-built vehicle with minimal documented defects. Its all-wheel-drive system and substantial construction hint at off-road capability and a commanding presence, though its fuel economy figures are not provided in the data.

Critical Failure Risk

Exceptional reliability indicated by zero recalls and complaints.

Early detection can reduce the odds of major repair bills.

Open Maintenance Analysis →

Reliability

Practicality

The score is supported by solid day-to-day usability signals.

Buyer Fit

Who This Car Is For

Best for

Buyers seeking an iconic, capable luxury SUV with a strong reliability history.

+3 more buyer-fit notes in the full report

Avoid if

Budget-conscious buyers concerned with high fuel costs or routine maintenance expenses.

+2 more buyer-fit warnings in the full report

2018 Mercedes-Benz G-Class Reliability Analysis

Explore comprehensive reliability data including official safety recalls, consumer complaints, and common mechanical failures for the 2018 Mercedes-Benz G-Class.

Limited reliability records are available for this model year.

Specs

Vehicle Specs

Seating Capacity
5
Drivetrain
AWD/All-Wheel Drive
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 (5W-40) - Oil Filter Replacement - Tire Rotation and Pressure Check - Brake System Inspection - Fluid Level Checks (coolant, brake, power steering, windshield washer)

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 2018 Mercedes-Benz G-Class reliable?

The CarFocal Reliability Score for the 2018 Mercedes-Benz G-Class is 9.1/10. Reliability score is 9.1/10. NHTSA recalls: 0. Owner complaints: 0.

How practical is the 2018 Mercedes-Benz G-Class for daily use?

Practicality score is 8.0/10. The score is supported by solid day-to-day usability signals. Seating capacity is 5. 4 passenger doors are listed.

What is the overall score for the 2018 Mercedes-Benz G-Class?

The CarFocal Overall Score for the 2018 Mercedes-Benz G-Class is 6.9/10. Overall score is 6.9/10 (Good). Confidence 41%. Maintenance 9.3/10. Practicality 8.0/10.

What does it cost to own and maintain a 2018 Mercedes-Benz G-Class?

Based on Carfocal's data, First listed service: - Synthetic Oil Change (5W-40) - Oil Filter Replacement - Tire Rotation and Pressure Check - Brake System Inspection - Fluid Level Checks (coolant, brake, power steering, windshield washer) at 10,000 miles. Estimated first-year maintenance: $400 - $700.

What is the MSRP range for the 2018 Mercedes-Benz G-Class?

Base MSRP is $142,800.

What driver assistance and safety features are available on the 2018 Mercedes-Benz G-Class?

11 standard driver assistance features. Key features include Anti-lock Braking System, Electronic Stability Control, Traction Control.

How many people fit in a 2018 Mercedes-Benz G-Class?

According to CarFocal's specs for the 2018 Mercedes-Benz G-Class, seating capacity is 5.

What body style is the 2018 Mercedes-Benz G-Class?

According to CarFocal's specs for the 2018 Mercedes-Benz G-Class, body style is suv.

What drivetrain does the 2018 Mercedes-Benz G-Class use?

According to CarFocal's specs for the 2018 Mercedes-Benz G-Class, drivetrain is AWD/All-Wheel Drive.