Model year 2024 · Midsize Station Wagons, Special Purpose Vehicle 2WD, Small Sport Utility Vehicle 4WD
2024 Mercedes-Benz GLB-Class: recalls, fuel economy and safety ratings
EPA rates the 2024 Mercedes-Benz GLB-Class at 23–28 mpg combined across 3 versions. NHTSA lists 2 safety recalls and 6 owner complaints for this model year.
Safety recalls
2
EPA combined mpg
23–28
NHTSA overall rating
—
Recall file dated Oct 28, 2026 · EPA file dated Sep 29, 2026 · updated Oct 28, 2026, 7:36 AM EDT
NHTSA lists this vehicle as AMG GLB35, GLB 250, GLB 250 4MATIC.
Check your own car: enter your 17-character VIN at nhtsa.gov/recalls to see open recalls for that exact vehicle, and contact a Mercedes-Benz dealer to schedule the repair — safety recall repairs are free. The list below covers the whole model year, so not every recall applies to every car.
2024 Mercedes-Benz GLB-Class recalls
NHTSA's recall file lists 2 safety recalls for the 2024 Mercedes-Benz GLB-Class, newest first.
Latches/locks/linkages: Doors: Lock
NHTSA 26V481000Reported Jul 24, 2026
Filed by
Mercedes-Benz USA, LLC
Units affected
310,667 (estimate)
Problem
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.
Risk
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. This will be a phased campaign, with the remedy becoming available in different phases based on model and model years. 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.
Service brakes, hydraulic: Foundation components: Hoses, lines/piping, and fittings
NHTSA 24V592000Reported Aug 9, 2024
Filed by
Mercedes-Benz USA, LLC
Units affected
16 (estimate)
Problem
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2024 AMG GLB 35 4MATIC vehicles. The brake hoses on the rear axle may have been improperly routed, which could allow chafing, and result in a brake fluid leak.
Risk
A brake fluid leak can cause a loss of brakes and increase the risk of a crash.
Remedy
Dealers will inspect and reroute the rear axle brake hoses as necessary, free of charge. Owner notification letters were mailed September 11, 2024. Owner may contact MBUSA customer service at 1-877-496-3691.
Recall summaries are written by NHTSA from manufacturers' defect reports. Dates are when NHTSA received the report.
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2024 Mercedes-Benz GLB-Class fuel economy by version
EPA city/highway/combined estimates for each engine, transmission and drive combination. Annual fuel cost is EPA's estimate for 15,000 miles a year (55% city, 45% highway) at EPA's current fuel-price assumptions; your cost will vary.
Source: FuelEconomy.gov (U.S. DOE and EPA), file dated Sep 29, 2026. Each version links to its FuelEconomy.gov record.
EPA estimates come from standardized lab tests so cars can be compared fairly; real-world mileage depends on speed, weather, load, tires and driving style.
2024 Mercedes-Benz GLB-Class crash-test ratings
NHTSA 5-Star Safety Ratings for the tested versions. More stars mean a lower chance of serious injury in that type of crash. Rollover risk is NHTSA's estimated chance of rolling over in a single-vehicle crash.
Source: NHTSA 5-Star Safety Ratings (New Car Assessment Program), checked Oct 26, 2026.
Star ratings compare vehicles of similar size and weight; a frontal rating for a large pickup is not directly comparable with one for a small car.
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2024 Mercedes-Benz GLB-Class owner complaints
Owners have filed 6 complaints with NHTSA about the 2024 Mercedes-Benz GLB-Class, most recently on Aug 2, 2026. 0 mention a crash, 0 a fire, 0 injured people and 0 deaths. These are unverified reports; a complaint is not proof of a defect.
Most-cited components in 2024 Mercedes-Benz GLB-Class complaints
Component named in complaints
Mentions
Electrical system
2
Engine
2
Unknown or other
2
Back over prevention: Rearview system braking
1
Forward collision avoidance: Adaptive cruise control
1
Power train
1
Source: NHTSA consumer complaint files (complaints received since January 1, 2015). One complaint can name several components.
