VehicleVerdict

2020 Mercedes-Benz Glb 250 problems

Verdict · NHTSA data

One of the years to avoid

With 69 complaints filed to NHTSA — about 3.6 times the median Glb 250 year — the 2020 model ranks #1 of 6 Glb 250 years for complaint volume. It lands on the years-to-avoid list.

No single system dominates the record — complaints spread across body & structure (13), other (12), and electrical system (9), which usually points to general build quality rather than one defect.

69

NHTSA complaints

19

Recalls

0

Investigations

4

Crash-involved

0

Fires reported

5

Injuries

0

Deaths

NCAP overall

How does 2020 compare to other Glb 250 years?

Glb 250 NHTSA complaints by model year, 2020 highlighted69 complaints2020: 69 complaints2021: 44 complaints2022: 25 complaints2023: 13 complaints2024: 6 complaints2025: 0 complaints
Glb 250 NHTSA complaints by model year, 2020 highlighted. Red bars are years to avoid.

See all Glb 250 years to avoid →

What are the most common 2020 Mercedes-Benz Glb 250 problems?

ComponentComplaintsShare
Body & Structure1319%
Other1217%
Electrical System913%
Engine69%
Fuel System57%
Suspension57%
Airbags46%
Speed Control34%
Steering34%
Driver Assistance34%
Brakes23%
Visibility & Wipers11%
Seat Belts11%
Tires & Wheels11%
Transmission11%

Does the 2020 Mercedes-Benz Glb 250 have recalls?

19 NHTSA recall campaigns on file. Recall repairs are free at franchised dealers.

23V732000BrakesNovember 1, 2023 · 42,742 units

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2020 A220, 2020 CLA250, GLB250, AMG A35, AMG CLA45, AMG CLA35, and 2021 GLA250 vehicles. The vehicles may not be equipped with an inspection gauge to check the wear of the rear brake pads. In addition, information for using this inspection gauge might not be included in the owner's manual. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 135, "Light Vehicle Brake Systems."

Consequence

Driving with worn brake pads can reduce braking ability, increasing the risk of a crash.

Remedy

Dealers will install an inspection gauge and provide supplemental owner's manual information, free of charge. Owner notification letters were mailed on February 29, 2024. Owners may contact MBUSA customer service at 1-800-367-6372.

22V365000OtherMay 20, 2022 · 242,722 units

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2022 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, AMG GT-Class, C-Class, E-Class, S-Class, SL-Class, GLC-Class, CLS-Class, GLB-Class, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. An error in the communication module's SIM card software can cause a mobile network connection failure, disabling the emergency call (eCall) system.

Consequence

A disabled eCall system would prevent a vehicle occupant from contacting the emergency services call center in an emergency, potentially delaying emergency responders and increasing the risk of injury.

Remedy

The communication module software will be updated through an Over-the-Air (OTA) update or by a dealer, free of charge. Owner notification letters were mailed July 8, 2022. Owner notification letters will be mailed in phases, on July 8, 2022, May 17, 2024, July 29, 2024, and September 27, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's numbers are for this recall is 2022060005 and 2023110006.

22V232000Driver AssistanceApril 8, 2022 · 126,443 units

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2018-2021 CLA-Class, GLE/GLS-Class, A-Class, C-Class, E-Class, E-Class Coupe/Convertible, GLA/GLB-Class, GLC-Class, and CLS-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. The rearview camera may not display the rearview image due to a software error. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."

Consequence

An inoperable rearview camera display reduces the driver's rear view, increasing the risk of a crash.

Remedy

Dealers will update the rearview camera software, free of charge. Owner notification letters were mailed July 15, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022060007.

21V990000SuspensionDecember 17, 2021 · 38,312 units

Defect

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2021 AMG GLB35, 2019-2020 A220, and 2020 GLB250 vehicles. The integral carrier that supports the front axle may corrode, causing it to fail.

Consequence

Front axle carrier failure may result in a loss of steering control, increasing the risk of a crash.

Remedy

Dealers will inspect and replace the integral carrier, as necessary, free of charge. Owner notification letters were mailed July 29, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022070009.

21V961000Fuel SystemDecember 13, 2021 · 139 units

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019 AMG G63, C300, E300, G550, AMG GT63, AMG GT53, 2019-2020 A220, GLA250, GLC300, 2016 C300, 2020 AMG A35, AMG C43, AMG C63, CLA250, E350, E450, GLB250, GLE450, GLS450, GLS580, S560, and SL550 vehicles equipped with a gasoline engine. During the manufacturing process, particles may have been trapped between the fuel rail and injectors, which can cause a fuel leak.

Consequence

A fuel leak in the presence of an ignition source, such as hot engine or exhaust components, can increase the risk of a fire.

Remedy

Dealers will replace the fuel rail and fuel injectors, free of charge. Owner notification letters were mailed April 22, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for the recall is 2022030003.

21V639000AirbagsAugust 13, 2021 · 66 units

Defect

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 GLB250 vehicles. In the event of a crash, the air bag control unit software may not activate the front seat belts and front passenger air bag properly.

Consequence

Air bags and seat belts that do not function properly can increase the risk of injury in a crash.

Remedy

Dealers will update the air bag control unit software, free of charge. Owner notification letters were mailed on September 17, 2021. Owners may contact MBUSA customer service at 1-800-367-6372.

21V526000Electrical SystemJuly 12, 2021 · 1,690 units

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020 GLB 250 vehicles. The accessory power outlet for the second-row seating may have excessive voltage due to an incorrect voltage converter socket.

Consequence

Excessive voltage through the accessory power outlet to a connected device can increase the risk of a fire.

Remedy

Dealers will inspect and replace the voltage converter, as necessary, free of charge. Owner notification letters were mailed on September 3, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021080005.

21V509000LightingJuly 2, 2021 · 1,467 units

Defect

Mercedes-Benz LLC (MBUSA) is recalling certain 2018-2020 C300, 2019-2020 A220, AMG C43, AMG C63, 2020 GLE580, GLB250, 2020-2021 GLE450, GLE350, 2021 AMG GLE63, and AMG GLE53 vehicles. The LED headlights may have been incorrectly adjusted during a vehicle repair. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."

Consequence

Incorrectly adjusted headlights may reduce visibility, increasing the risk of a crash.

Remedy

Dealers will replace the LED headlights, free of charge. Interim letters notifying owners of the safety risk were mailed August 13, 2021. A second notice will be sent once the remedy is available. Owner notification letters were mailed January 2022. Owners may contact MBUSA customer service at 1-800-367-6372.

21V404000AirbagsMay 28, 2021 · 16 units

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020 GLB250 vehicles. The side curtain air bags may not deploy properly during a crash.

Consequence

Air bags that do not deploy as intended can increase the risk of injury.

Remedy

Dealers will replace the side curtain air bags, free of charge. Owner notification letters were mailed on September 24, 2021. Owners may contact MBUSA customer service at 1-800-367-6372.

21V403000Body & StructureMay 28, 2021 · 5,680 units

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020 GLB250 vehicles. Water may enter through the wheel well area into the front occupant foot wells, potentially damaging certain electrical components. This may result in the instrument cluster going blank, an engine stall while driving, or the vehicle may not start.

Consequence

Either a blank instrument cluster display or an engine stall can increase the risk of a crash.

Remedy

Dealers will seal the vehicle body in the wheel well area and inspect the front foot wells for water intrusion, repairing as necessary, free of charge. Owner notification letters were mailed July 20, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020070009.

21V405000AirbagsMay 28, 2021 · 17 units

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020 GLB250 vehicles. The front passenger air bag inflator and cushion may be improperly attached inside the air bag module, which could result in the air bag cushion tearing upon deployment.

Consequence

An air bag that does not deploy properly during a crash can increase the risk of injury.

Remedy

Dealers will replace the front passenger air bag module, free of charge. Owner notification letters were mailed July 16, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021060011.

21V354000Driver AssistanceMay 14, 2021 · 343,191 units

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2021 CLA-Class, GLE/GLS-Class, A-Class, E-Class, E-Class Coupe and Convertible, GLA/GLB-Class, GLC-Class, CLS-Class, and AMG GT-Class 4-door Coupe vehicles. Please refer to MBUSA's recall report for specific vehicle model details. The MBUX multimedia system software may cause the display to remain black, or reboot after startup. This could result in the rearview camera image not displaying properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 111, "Rear Visibility."

Consequence

A backup camera that displays a blank image reduces the driver's rear view, increasing the risk of a crash or injury.

Remedy

The multimedia system software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. Owner notification letters were mailed beginning June 28, 2021. Owners may contact MBUSA customer service at 1-800-367-6373. MBUSA's number for this recall is 2021050012.

21V232000Body & StructureApril 1, 2021 · 2,362 units

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020-2021 GLB250 vehicles. The wheel arch covers on the front fenders might not have been installed correctly, allow them to detach.

Consequence

Detached wheel arch covers can create a road hazard, increasing the risk of a crash or injury.

Remedy

MBUSA will notify owners, and dealers will check the installation of the front wheel arch covers and correct them as necessary, free of charge. Owner letters were mailed May 21, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021040015.

21V231000Body & StructureApril 1, 2021 · 5,215 units

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 GLB35 AMG, and 2020-2021 GLB250 vehicles. The side spoilers on the tailgate might not have been installed correctly, allowing them to detach.

Consequence

Detached spoilers can create a road hazard, increasing the risk of a crash or injury.

Remedy

MBUSA will notify owners, and dealers will inspect and, if necessary, replace the side spoilers, free of charge. Owner letters were mailed July 2, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021050009.

21V058000OtherFebruary 5, 2021 · 1,292,258 units

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.

20V628000AirbagsOctober 9, 2020 · 7 units

Defect

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 GLB 250 vehicles. The window air bag in the A-pillar area may not be mounted correctly, affecting its performance. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 226, "Ejection Mitigation."

Consequence

In the event of a crash that deploys the window air bag, the catch strap could disconnect and increase the risk of injury.

Remedy

MBUSA will notify owners, and dealers will check the mounting of the window air bag and correct it as necessary, free of charge. The recall began October 30, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020100010.

20V558000SeatsSeptember 14, 2020 · 36 units

Defect

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 GLB250 vehicles. The second row seat may not be correctly aligned within the seat track on one side, possibly causing the seat to not lock properly into place.

Consequence

If the second row seat is not locked into place, there could be an increased risk of injury to the seat occupants in a crash.

Remedy

MBUSA will notify owners, and dealers will inspect the installation of the second row seat and correct it, if necessary, free of charge. The recall began October 23, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020090020.

20V480000Body & StructureAugust 14, 2020 · 10,644 units

Defect

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 GLB250 vehicles. The rear spoiler above the tailgate may not have been welded correctly. This could result in parts of the spoiler detaching from the vehicle.

Consequence

If the spoiler detaches while driving, it can become a road hazard, increasing the risk of a crash.

Remedy

MBUSA will notify owners, and dealers will inspect the rear spoiler and replace it, if necessary, free of charge. The recall began October 23, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020090006.

20V246000Body & StructureMay 1, 2020 · 26 units

Defect

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 GLB 250 vehicles. Water may enter through the wheel well area into the front occupant foot wells, potentially damaging certain electrical components. This may result in the instrument cluster going blank, or an engine stall while driving without the ability to restart the vehicle.

Consequence

Either a blank instrument cluster display or an engine stall can increase the risk of a crash.

Remedy

MBUSA will notify owners, and dealers will seal the vehicle body in the wheel well area and inspect the front foot wells for water intrusion, repairing as necessary, free of charge. The recall began July 31, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020070009.

Consumer complaints filed with NHTSA

Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.

The contact owns a 2020 Mercedes-Benz GLB250. The contact stated while driving 45 MPH, the rear spoiler detached from the vehicle. There were no warning lights illuminated. The vehicle was taken to the local dealer, where it was determined that the spoiler needed to be replaced. The vehicle was not…

Complaint filed with NHTSA · Body & Structure · August 24, 2024

My vehicle have bad smell coming from air conditioner vents. Took to the dealer two time in one month to find out the cause. It smells like mold inside the evaporator coil. Dealer cleaned with some kind of sanitizer to kill the mold. But the smell keep coming back over and over. Vehicle has only…

Complaint filed with NHTSA · Other · August 11, 2022

I EXPERIENCED AN INCIDENT WITH MY RECENTLY PURCHASED GLB 250 THAT MIRRORS EXACTLY THE 20200070009 RECALL THAT DOES NOT COVER MY VIN. AFTER RUNNING THE VEHICLE THROUGH A CAR WASH, THE DASHBOARD INSTRUMENT CLUSTER WENT BLANK, WITH NO ABILITY TO DETERMINE SPEED, FUEL LEVELS, ETC. WATER AFFECTED THE…

Complaint filed with NHTSA · Electrical System · March 27, 2021

Car constantly cuts out and loses power as well as occasionally shuts off for no reason. Causing very hazardous driving conditions. I have noticed that this is a common issue stated in online forums with this particular car as well. It is more times than not an issue with the engine head and valves.

Complaint filed with NHTSA · Engine · September 28, 2024

Diagnostics performed and found electrical/component fault and possible wire damage to fuel pump. NECC to drain tank and inspect replace fule pump if necc. Oringally took one week prior and diagnostics led to the possiblility that the cylinder head was malfunctioning, which was a manufacturing…

Complaint filed with NHTSA · Fuel System · March 21, 2026

2020 Mercedes-Benz Glb 250 — common questions

Is the 2020 Mercedes-Benz Glb 250 reliable?

NHTSA data argues against it: 69 complaints put the 2020 model at #1 of 6 Glb 250 years. It is one of the Glb 250 years to avoid.

What are the most common 2020 Glb 250 problems?

According to NHTSA complaint data, the leading problem areas are body & structure (13 complaints), other (12 complaints), electrical system (9 complaints).

Does the 2020 Mercedes-Benz Glb 250 have recalls?

Yes — NHTSA lists 19 recall campaigns affecting the 2020 Mercedes-Benz Glb 250. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Which Mercedes-Benz Glb 250 years should you avoid?

Based on complaint rates and open investigations, the Glb 250 years to avoid are 2020, 2021. The cleanest record among Glb 250 years belongs to 2025.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.