Mercedes-Benz

GLB-Class (X247)

2020-2025 · Subcompact SUV · 1 engine
Best Engine ⚠️ Caution (2.5)
80 NHTSA Complaints
7 Recalls
1 Fire Reports
4 Crash Reports
Includes data from: AMG GLB35GLB-CLASS
📋 Inspection checklist

NHTSA Safety Ratings About NHTSA ratings

Overall 5/5
Frontal Crash
4/5
Side Crash
5/5
Rollover
4/5 (15.9% risk)
ESC: Standard FCW: Standard LDW: Standard
Overall 4/5
Frontal Crash
4/5
Side Crash
5/5
Rollover
4/5 (17.9% risk)
ESC: Standard FCW: Standard LDW: Standard
Overall 5/5
Frontal Crash
4/5
Side Crash
5/5
Rollover
4/5 (15.9% risk)
ESC: Standard FCW: Standard LDW: No
Overall 4/5
Frontal Crash
4/5
Side Crash
5/5
Rollover
4/5 (17.9% risk)
ESC: Standard FCW: Standard LDW: No
Overall 4/5
Frontal Crash
4/5
Side Crash
5/5
Rollover
4/5 (17.9% risk)
ESC: Standard FCW: Standard LDW: No
Overall 5/5
Frontal Crash
4/5
Side Crash
5/5
Rollover
4/5 (15.9% risk)
ESC: Standard FCW: Standard LDW: No

Engine Reliability Ratings

M260

2.0L 4-cyl Turbo
⚠️ Caution (2.5)
79 complaints 19.8 per year Gasoline
1 fire report
View details

Complaint Breakdown

other
16
body
15
electrical
12
safety systems
12
engine
11

Known Issues

Body/Trim Issues (15 complaints)
Electrical System Issues (12 complaints)
Safety Systems Issues (12 complaints)
Show 1 additional engine variant with limited data
These engines appear in fewer than 10 owner complaints and aren't included in the main ratings above. Low counts can mean a genuinely clean record, but they can also reflect VIN-decode anomalies in NHTSA data. Treat as informational, not as a confident rating.

Mercedes-Benz GLB-Class Unidentified Engine

Recommended (4.7)
1 complaint 1.0 per year
View details

Complaint Breakdown

other
1

Vehicle-Level Issues

These issues affect the Mercedes-Benz GLB-Class regardless of engine variant.

Body/Trim Issues (15 complaints)
body critical
Electrical System Issues (12 complaints)
electrical critical
Safety Systems Issues (12 complaints)
safety_systems critical
Engine Issues (11 complaints)
engine critical

Recalls (7)

22V365000May 19, 2022serious
Electrical System

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.

22V232000Aug 3, 2022serious
Back Over Prevention

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."

21V990000Dec 16, 2021serious
Suspension

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.

21V354000May 13, 2021serious
Back Over Prevention

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."

21V860000May 10, 2021serious
Air Bags

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 GLB 250 and AMG GLB 35 vehicles. The driver-side window air bag may not have been mounted correctly to the lower area of the A-pillar. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 226, "Ejection Mitigation."

21V058000May 1, 2021serious
Electrical System

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.

21V231000Jan 3, 2021serious
Structure

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.

Alternatives in Subcompact SUV

Frequently Asked Questions

What are the most common 2020-2025 Mercedes-Benz GLB-Class problems?

The 2020-2025 Mercedes-Benz GLB-Class has accumulated 80 NHTSA complaints. The most frequently reported problem areas are Body/Trim, Electrical System, Safety Systems. As with any used vehicle, an inspection before buying and a vehicle history report are recommended.

Which Mercedes-Benz GLB-Class engine is most reliable?

The 2020-2025 Mercedes-Benz GLB-Class was offered with 2 engine options. Based on NHTSA complaint data, the 2.0L Turbo 4-cyl has the lowest complaint density and is considered the most reliable choice for buyers.

Is the 2020-2025 Mercedes-Benz GLB-Class a good used car?

The 2020-2025 Mercedes-Benz GLB-Class can be a sound used car depending on trim, mileage, and maintenance history. With 80 total NHTSA complaints on record, prospective buyers should review the known problem areas and check for open recalls before buying.

How many NHTSA complaints does the 2020-2025 Mercedes-Benz GLB-Class have?

The 2020-2025 Mercedes-Benz GLB-Class has 80 complaints filed with NHTSA as of our latest data pull. Complaint counts reflect owner-reported issues and do not necessarily indicate defects or safety risks on their own.

What recalls affect the 2020-2025 Mercedes-Benz GLB-Class?

There are 7 NHTSA recalls affecting some 2020-2025 Mercedes-Benz GLB-Class vehicles. Recall status varies by VIN — check the NHTSA recall database at recalls.nhtsa.dot.gov with your specific VIN to confirm which campaigns apply.

What should I check before buying a used Mercedes-Benz GLB-Class?

Before buying a used Mercedes-Benz GLB-Class, verify all open recalls are completed via the NHTSA VIN lookup tool. Pay particular attention to Body/Trim, Electrical System, Safety Systems, which are the most commonly reported problem areas. Request maintenance records, have an independent mechanic inspect the vehicle, and run a vehicle history report to check for prior accidents or title issues.

What are the NHTSA crash test ratings for the GLB-Class?

The 2023 Mercedes-Benz GLB-Class received an overall 5-star safety rating from NHTSA. Frontal crash: 4 stars. Side crash: 5 stars. Rollover: 4 stars (15.9% rollover probability). Electronic Stability Control: Standard. Forward Collision Warning: Standard. Lane Departure Warning: Standard. These ratings are based on standardized crash tests conducted by the National Highway Traffic Safety Administration.

Data from NHTSA federal complaints database. 80 complaints analyzed. Data confidence: moderate. Last updated: 2026-05-23.

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