2021 Mercedes-Benz G-Class Safety Report
2021 Mercedes-Benz G-Class Safety and Reliability Report
Safety Decision Cockpit for the 2021 Mercedes-Benz G-Class
This page is the hub for deciding what to inspect next on the 2021 Mercedes-Benz G-Class. It connects recall campaigns, owner complaint patterns, service bulletins, sibling model years, component issue hubs, and the model buying guide so a shopper or owner can move from a single report into the wider safety graph.
| Signal | Value | What to inspect next |
|---|---|---|
| Recall burden | Low (0) | Review campaign numbers, affected components, and dealer remedies below. |
| Owner complaints | Low (5) | Scan complaint narratives for recurring symptoms, mileage, crashes, fires, injuries, and dates. |
| Crash and fire reports | 2 | Treat any crash, fire, injury, or fatality-linked pattern as a priority pre-purchase inspection item. |
| Primary component hub | Electrical System,Engine | Compare electrical system,engine issues across vehicles. |
2021 Mercedes-Benz G-Class Complaint Theme Map
Complaint counts become more useful when they are grouped into inspection themes. For the 2021 Mercedes-Benz G-Class, these are the component areas with the clearest NHTSA complaint signals. Use each link to jump from this single vehicle into broader component hubs and make-specific issue pages.
Electrical System,Engine
1 owner complaint mention this component in the current safety profile.
All Electrical System,Engine issues Mercedes-Benz onlyService Brakes
1 owner complaint mention this component in the current safety profile.
All Service Brakes issues Mercedes-Benz onlySuspension,Forward Collision Avoidance
1 owner complaint mention this component in the current safety profile.
All Suspension,Forward Collision Avoidance issues Mercedes-Benz onlyElectrical System,Engine,Fuel/Propulsion System
1 owner complaint mention this component in the current safety profile.
All Electrical System,Engine,Fuel/Propulsion System issues Mercedes-Benz onlyElectrical System,Vehicle Speed Control,Engine
1 owner complaint mention this component in the current safety profile.
All Electrical System,Vehicle Speed Control,Engine issues Mercedes-Benz onlyAI Safety Analysis for the 2021 Mercedes-Benz G-Class
Reliability Score
The 2021 Mercedes-Benz G-Class receives a reliability score of 87 out of 100 based on analysis of NHTSA complaint data, recall history, crash reports, and safety ratings. This indicates above-average reliability relative to comparable vehicles.
Known Issues for the 2021 Mercedes-Benz G-Class
The following issues have been identified from NHTSA complaint data and owner reports for the 2021 Mercedes-Benz G-Class:
| Issue | Severity | Frequency | Typical Mileage |
|---|---|---|---|
| Electrical System And Engine Issues The vehicle has experienced sudden shutdowns and limited access problems, which are common around 30,000 to 60,000 miles. |
Medium | Common | 30k-60k miles |
| Brake Failure A severe brake failure incident nearly resulted in a dangerous situation, indicating a critical safety concern. |
High | Occasional | N/A miles |
Common Problems Reported by Owners
Based on NHTSA complaint data, the following components account for the majority of reported issues with the 2021 Mercedes-Benz G-Class:
23% of reported issues are related to the electrical system.
23% of reported issues are related to the engine.
20% of reported issues are related to the brakes.
15% of reported issues are related to the fuel/propulsion system.
Frequently Asked Questions About the 2021 Mercedes-Benz G-Class
Has the 2021 MERCEDES-BENZ G-CLASS been recalled?
No, the 2021 MERCEDES-BENZ G-CLASS has no recalls on record with NHTSA as of our latest data update.
How many complaints does the 2021 MERCEDES-BENZ G-CLASS have?
The 2021 MERCEDES-BENZ G-CLASS has 5 complaints filed with NHTSA. Of these, 1 involved crashes. 15 injuries and 0 deaths have been reported.
What is the safety rating for the 2021 MERCEDES-BENZ G-CLASS?
The 2021 MERCEDES-BENZ G-CLASS does not have an NHTSA safety rating on file. This can happen for newer model years, specialty vehicles, or models that have not been crash-tested.
What are the most common problems with the 2021 MERCEDES-BENZ G-CLASS?
The most commonly reported problems with the 2021 MERCEDES-BENZ G-CLASS involve electrical system,engine (1 complaints), service brakes (1 complaints), suspension,forward collision avoidance (1 complaints). Other affected components include electrical system,engine,fuel/propulsion system, electrical system,vehicle speed control,engine.
How many crash reports does the 2021 MERCEDES-BENZ G-CLASS have?
There are 1 crash reports associated with the 2021 MERCEDES-BENZ G-CLASS out of 5 total complaints (20.0% of complaints involved crashes).
How many fire reports does the 2021 MERCEDES-BENZ G-CLASS have?
There are 1 fire reports for the 2021 MERCEDES-BENZ G-CLASS out of 5 total complaints. Fire reports are among the most serious safety concerns tracked by NHTSA.
Are there any deaths reported for the 2021 MERCEDES-BENZ G-CLASS?
No deaths have been reported in NHTSA complaints for the 2021 MERCEDES-BENZ G-CLASS.
How many injuries are reported for the 2021 MERCEDES-BENZ G-CLASS?
15 injuries have been reported in NHTSA complaints for the 2021 MERCEDES-BENZ G-CLASS. These are self-reported by vehicle owners as part of their safety complaints.
Should I buy a 2021 MERCEDES-BENZ G-CLASS?
Based on NHTSA data, the 2021 MERCEDES-BENZ G-CLASS is research thoroughly before purchasing. It has 5 complaints, 0 recalls. Always have a pre-purchase inspection done by a qualified mechanic.
What components fail most on the 2021 MERCEDES-BENZ G-CLASS?
The components with the most failures on the 2021 MERCEDES-BENZ G-CLASS are: 1. ELECTRICAL SYSTEM,ENGINE (1 complaints), 2. SERVICE BRAKES (1 complaints), 3. SUSPENSION,FORWARD COLLISION AVOIDANCE (1 complaints), 4. ELECTRICAL SYSTEM,ENGINE,FUEL/PROPULSION SYSTEM (1 complaints), 5. ELECTRICAL SYSTEM,VEHICLE SPEED CONTROL,ENGINE (1 complaints). ELECTRICAL SYSTEM,ENGINE is the single most-reported problem area with 1 complaints.
What should I know before buying a 2021 MERCEDES-BENZ G-CLASS?
Be cautious of electrical system and engine issues, and be aware of potential brake failures. The 2021 MERCEDES-BENZ G-CLASS has 5 NHTSA complaints and 0 recalls on record.
How reliable is the 2021 MERCEDES-BENZ G-CLASS?
The 2021 MERCEDES-BENZ G-CLASS receives a reliability score of 87/100, indicating above-average reliability. This is based on 5 owner complaints, 0 recalls, and 2 crash/fire reports in the NHTSA database. Key known issues include Electrical System and Engine Issues and Brake Failure.
What are the known issues with the 2021 MERCEDES-BENZ G-CLASS?
Known issues with the 2021 MERCEDES-BENZ G-CLASS include: Electrical System and Engine Issues, Brake Failure. These are based on patterns found across 5 NHTSA complaints.
Are there any known electrical system issues with the 2021 Mercedes-Benz G-Class?
Yes, sudden shutdowns and limited access problems have been reported.
Has the G-Class experienced any brake failures?
Yes, a severe brake failure incident nearly caused a dangerous situation.
What should I do if I experience electrical or engine issues?
Seek immediate professional assistance to diagnose and repair the issue.
Buyer Advice
Our recommendation: Be cautious of electrical system and engine issues, and be aware of potential brake failures.
NHTSA Data Summary for 2021 Mercedes-Benz G-Class
This safety report is based on a comprehensive analysis of data from the National Highway Traffic Safety Administration (NHTSA) for the 2021 Mercedes-Benz G-Class. The data includes 5 consumer complaints filed by vehicle owners, 0 manufacturer-initiated safety recalls, 1 reported crashes, 1 fire incidents, 15 reported injuries, and safety rating assessments associated with this vehicle.
All data presented in this report is sourced from public NHTSA databases. Our AI analysis identifies patterns across complaint narratives, correlates them with recall history, and produces the safety assessment above. This analysis is updated as new complaints and recalls are filed with the NHTSA.
Consumers are encouraged to report vehicle safety problems to the NHTSA at nhtsa.gov. If your vehicle is subject to a recall, contact your dealer to schedule the free repair.
Disclaimer: This analysis is AI-generated from NHTSA public data and does not constitute professional automotive or safety advice. Always verify recall status at NHTSA.gov and consult a qualified mechanic.
Analysis last updated: 2026-05-16