2025 Mercedes-Benz GLB-Class
The Verdict
Worst problem area
Electrical
The only complaint filed mentions Electrical.
Complaints filed fell from 5 in 2024 to 1 in 2025.
Data last changed . Sources: NHTSA complaints and recalls, EPA fuel economy data. Methodology
Cost, Fuel Economy & Complaint History
| Category | 2023 | 2024 | 2025 | 2026 | vs. 2025 Midsize Station Wagons |
|---|---|---|---|---|---|
| Annual fuel cost ($) | 2,850–3,350 | 2,750–3,350 | 2,750–3,350 | 2,750–3,350 | |
| Combined MPG | 23–27 | 23–28 | 23–28 | 23–28 | |
| City / Highway MPG | 21–24 / 27–32 | 21–25 / 26–33 | 21–25 / 26–33 | 21–25 / 27–33 | |
| CO₂ tailpipe (g/mi) | 330–382 | 319–390 | 311–390 | 311–387 | |
| Complaints filed | 12 | 5 | 1 | 1 | |
| Recalls issued | 1 | 2 | 2 | 1 | |
| Crash-involved complaints | 0 | 0 | 1 | 0 | |
| Fire-involved complaints | 0 | 0 | 0 | 0 | |
| Injuries reported | 0 | 0 | 0 | 0 | |
| Deaths reported | 0 | 0 | 0 | 0 | |
| Configurations compared | 1 | 1 | 1 | 1 |
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 2025 Mercedes-Benz GLB-Class have?
2 NHTSA recall campaigns as of Sep 16, 2026. Check your VIN with NHTSA to see whether one applies to your car.
What gas mileage does the 2025 Mercedes-Benz GLB-Class get?
EPA rates it 23–28 MPG combined.
How much does it cost to fuel a 2025 Mercedes-Benz GLB-Class?
EPA estimates $2,750–$3,350 a year in fuel costs, using EPA's assumptions.
Similar Vehicles
EPA-Rated Configurations (3)
| Configuration | Transmission | Cylinders | Displacement | Drivetrain | Fuel Type | Vehicle Class | City | Highway | Combined | Annual Fuel Cost | CO₂ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Configuration 1 | Automatic (AM8) | 4 | 2.0L | All-Wheel Drive | Premium | Midsize Station Wagons | 21 mpg (low) | 26 mpg (low) | 23 mpg (low) | $3,350 (high) | 390 g/mi (high) |
| Configuration 2 | Automatic (AM8) | 4 | 2.0L | Front-Wheel Drive | Premium | Special Purpose Vehicle 2WD | 25 mpg (high) | 33 mpg (high) | 28 mpg (high) | $2,750 (low) | 311 g/mi (low) |
| Configuration 3 | Automatic (AM8) | 4 | 2.0L | All-Wheel Drive | Premium | Small Sport Utility Vehicle 4WD | 24 mpg | 33 mpg (high) | 27 mpg | $2,850 | 324 g/mi |
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 | 1 | 1 | 0 | 0 | 0 |
| Brakes | 1 | 1 | 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 | 1 | 1 | 0 | 0 | 0 |
| Body, Seats & Latches | 0 | 0 | 0 | 0 | 0 |
| Visibility & Lighting | 0 | 0 | 0 | 0 | 0 |
| Other | 0 | 0 | 0 | 0 | 0 |
A complaint that names more than one category is counted in each, so the rows can add up to more than the total number of complaints.
Recalls (2)
LATCHES/LOCKS/LINKAGES:DOORS:LOCK · Campaign 26V481000 · Jul 27, 2026
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020-2021 CLA, 2019-2022 A-Class, 2022-2023 C-Class, 2024 CLE, 2020-2026 GLA/GLB, and 2023-2024 GLC vehicles. Please refer to MBUSA's recall report for specific model information. The micro-switch in the driver's door lock may corrode and fail to detect an open door, preventing the electronic parking brake or "Auto-Park" feature from engaging automatically. This may result in a vehicle rollaway.
Consequence: A vehicle rollaway increases the risk of a crash or injury.
Remedy: Dealers will replace the driver's door lock, free of charge. Owner notification letters are expected to be mailed September 18, 2026. Owners may contact MBUSA customer service at 1-800-367-6372. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning July 31, 2026.
TIRES:SIDEWALL · Campaign 24V780000 · Oct 21, 2024
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2025 GLB 250, GLB 250 4MATIC, and GLB 35 4MATIC vehicles. The right-side front and rear tires may have sidewall damage, which can result in a sudden loss of tire pressure.
Consequence: A sudden loss of tire pressure can result in a loss of vehicle control, increasing the risk of a crash.
Remedy: Dealers will inspect and replace the tires as necessary, free of charge. Owner notification letters were mailed November 22, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2024100014.