The 2025 Mercedes-Benz GLB has zero owner defect complaints and 2 safety recall campaigns on file with NHTSA. EPA testing covers 3 certified vehicle configurations spanning 2L 4-Cyl hybrid powertrain configurations. Gasoline and hybrid variants deliver 23 to 28 MPG combined. Detailed NHTSA crash-test ratings are not available in the current AutoUtility dataset for this model year.
Key Data Findings
- • NHTSA Owner Complaints: 0 reports
- • Safety Recall Campaigns: 2 campaigns
- • NHTSA Overall Safety Rating: Not rated by NHTSA
- • EPA Efficiency: 23–28 MPG (3 variants)
Data Note: Compiled directly from official NHTSA Office of Defects Investigation (ODI), NHTSA 5-Star Safety Ratings, and EPA FuelEconomy.gov databases.
| Variant | Engine | Drivetrain | Transmission | City | Highway | Combined | EV Range | Est. Annual Fuel Cost |
| GLB250 Hybrid | 2L 4-Cyl | Front-Wheel Drive | Automatic (AM8) | 25 MPG | 33 MPG | 28 MPG | — | $2,700 / yr |
| GLB250 4matic Hybrid | 2L 4-Cyl | All-Wheel Drive | Automatic (AM8) | 24 MPG | 33 MPG | 27 MPG | — | $2,800 / yr |
| AMG GLB35 4matic Hybrid | 2L 4-Cyl | All-Wheel Drive | Automatic (AM8) | 21 MPG | 26 MPG | 23 MPG | — | $3,300 / yr |
Data Boundary Note: EPA specifications are shown by certified vehicle configuration. NHTSA complaints and recall totals are recorded at the model-year level across all configurations.
NHTSA 5-Star NCAP laboratory crash evaluations are not currently on file for the 2025 Mercedes-Benz GLB.
Active Driver Assistance Systems (NHTSA Recorded): Forward Collision Warning (FCW) is documented as Not Specified and Lane Departure Warning (LDW) is documented as Not Specified in official NHTSA records for tested 2025 Mercedes-Benz GLB models.
View complete 2025 Mercedes-Benz GLB crash test & safety breakdown →
Data Attribution & Context: Complaints are self-reported by vehicle owners to NHTSA and represent unverified consumer submissions. Complaint volume does not equal a statistically controlled failure rate and is not adjusted for total vehicles sold or cumulative mileage driven.
View all 2025 Mercedes-Benz GLB problems & component breakdown (0 categories) →
Affected Component: LATCHES/LOCKS/LINKAGES:DOORS:LOCK
Defect Summary: 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.
Free Manufacturer 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.
Affected Component: TIRES:SIDEWALL
Defect Summary: 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.
Free Manufacturer 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.
View all 2025 Mercedes-Benz GLB recalls & campaign history (2 campaigns) →