2018 Mercedes-Benz G-Class
The Verdict
Worst problem area
No complaints reported
No complaints have been filed with NHTSA for this model-year.
Complaints filed fell from 4 in 2017 to 0 in 2018.
Data last changed . Sources: NHTSA complaints and recalls, EPA fuel economy data. Methodology
Cost, Fuel Economy & Complaint History
| Category | 2016 | 2017 | 2018 | 2019 | 2020 | vs. 2018 Standard Sport Utility Vehicle 4WD |
|---|---|---|---|---|---|---|
| Annual fuel cost ($) | 5,950–6,450 | 5,950–7,050 | 5,950–7,050 | 5,550 | 5,550 | |
| Combined MPG | 12–13 | 11–13 | 11–13 | 14 | 14 | |
| City / Highway MPG | 11–13 / 13–14 | 11–13 / 11–14 | 11–13 / 11–15 | 13 / 15–17 | 13 / 15–17 | |
| CO₂ tailpipe (g/mi) | 663–762 | 660–829 | 660–829 | 609–637 | 609–637 | |
| Complaints filed | 3 | 4 | 0 | 6 | 2 | |
| Recalls issued | 4 | 4 | 1 | 13 | 8 | |
| Crash-involved complaints | 0 | 0 | 0 | 0 | 0 | |
| Fire-involved complaints | 0 | 0 | 0 | 0 | 0 | |
| Injuries reported | 0 | 0 | 0 | 0 | 0 | |
| Deaths reported | 0 | 0 | 0 | 0 | 0 | |
| Configurations compared | 3 | 4 | 4 | 2 | 2 |
Not compared: this database has no vehicle sales or registration figures, so a raw count mostly reflects how many were sold, not how safe the vehicle is.
Common questions
How many recalls does the 2018 Mercedes-Benz G-Class have?
1 NHTSA recall campaign as of Sep 16, 2026. Check your VIN with NHTSA to see whether one applies to your car.
What gas mileage does the 2018 Mercedes-Benz G-Class get?
EPA rates it 11–13 MPG combined across 4 configurations.
How much does it cost to fuel a 2018 Mercedes-Benz G-Class?
EPA estimates $5,950–$7,050 a year in fuel costs, using EPA's assumptions.
Similar Vehicles
EPA-Rated Configurations (4)
| Configuration | Transmission | Cylinders | Displacement | Drivetrain | Fuel Type | Vehicle Class | City | Highway | Combined | Annual Fuel Cost | CO₂ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Configuration 1 | Automatic 7-spd | 8 | 5.5L | 4-Wheel Drive | Premium | Standard Sport Utility Vehicle 4WD | 12 mpg | 15 mpg (high) | 13 mpg (high) | $5,950 (low) | 674 g/mi |
| Configuration 2 | Automatic 7-spd | 8 | 4.0L | 4-Wheel Drive | Premium | Standard Sport Utility Vehicle 4WD | 13 mpg (high) | 14 mpg | 13 mpg (high) | $5,950 (low) | 660 g/mi (low) |
| Configuration 3 | Automatic 7-spd | 12 | 6.0L | 4-Wheel Drive | Premium | Standard Sport Utility Vehicle 4WD | 11 mpg (low) | 13 mpg | 12 mpg | $6,450 | 762 g/mi |
| Configuration 4 | Automatic 7-spd | 8 | 4.0L | 4-Wheel Drive | Premium | Standard Sport Utility Vehicle 4WD | 11 mpg (low) | 11 mpg (low) | 11 mpg (low) | $7,050 (high) | 829 g/mi (high) |
Complaints by Category
| Category | Complaints | Crash-Involved | Fire-Involved | Injuries | Deaths |
|---|---|---|---|---|---|
| Engine | 0 | 0 | 0 | 0 | 0 |
| Transmission & Drivetrain | 0 | 0 | 0 | 0 | 0 |
| Fuel System | 0 | 0 | 0 | 0 | 0 |
| Electrical | 0 | 0 | 0 | 0 | 0 |
| Brakes | 0 | 0 | 0 | 0 | 0 |
| Steering | 0 | 0 | 0 | 0 | 0 |
| Suspension, Wheels & Tires | 0 | 0 | 0 | 0 | 0 |
| Airbags & Restraints | 0 | 0 | 0 | 0 | 0 |
| Driver Assistance & Speed Control | 0 | 0 | 0 | 0 | 0 |
| Body, Seats & Latches | 0 | 0 | 0 | 0 | 0 |
| Visibility & Lighting | 0 | 0 | 0 | 0 | 0 |
| Other | 0 | 0 | 0 | 0 | 0 |
Recalls (1)
ELECTRICAL SYSTEM:SOFTWARE; COMMUNICATION: AUTO CRASH NOTIFICATION · Campaign 21V058000 · Feb 8, 2021
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016 - 2021 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, GT-Class, C-Class, E-Class, S-Class, CLS-Class, SL-Class, B-Class, GLB-Class, GLC-Class, and G-Class vehicles. Please refer to the Part 573 report for specific vehicle model details. The software design of the communication module may fail to communicate the correct vehicle location for the emergency call system (eCall) in the event of a crash.
Consequence: Failure of the eCall system may result in emergency responders being dispatched to the wrong location, increasing the risk of injury following a crash.
Remedy: MBUSA will notify owners, and the communication module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. The recall began March 12, 2021. Owners may contact MBUSA customer service at 1-877-762-8267. MBUSA's number for this recall is 2021020025.