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2024 Mercedes-Benz GLB-Class

Hybrid
Special Purpose Vehicle 2WD
3 EPA-rated configurations
Data refreshed 2026-10-26
B
Safety Signal
85 / 100 from the NHTSA recall record
RecallsNHTSA campaigns 2
Complaintsnone reporting a crash, fire or injury 6
Crash ratingnot rated by NHTSA —
Fuel economybest combined, EPA 28 mpg
2026202520242023202220212020

The 2024 Mercedes-Benz GLB-Class is sold in the U.S. as a hybrid compact SUV with 3 EPA-rated configurations. The most efficient version, the GLB250, is EPA-rated at 28 mpg combined. NHTSA lists 2 recall campaigns for this model year, which gives it a Safety Signal grade of B. Owners have filed 6 complaints, most often about the electrical system.

Mercedes-Benz GLB-Class — photograph via Wikimedia Commons
Mercedes-Benz GLB-Class · Photo: Alexander Migl · CC BY-SA 4.0 · Wikimedia Commons

Specs & fuel economy

Source: EPA fueleconomy.gov
ConfigurationPowertrainDriveEngine / motorCityHwyCombAnnual fuel*
GLB250HybridFWD2.0L 4-cyl turbo + 48V Li-Ion253328$2,950
GLB250 4maticHybridAWD2.0L 4-cyl turbo + 48V Li-Ion243227$3,050
AMG GLB35 4maticHybridAWD2.0L 4-cyl turbo + 48V Li-Ion212623$3,550

*EPA estimate at 15,000 miles/year at EPA reference fuel and electricity prices. fueleconomy.gov record ids: 47373, 47386, 47361.

Emissions & certification

Source: EPA emission certificates
ConfigurationSmog ratingEmission standardWhere it can be sold newSmartWay
AMG GLB35 4matic, GLB250, GLB250 4matic6 / 10Federal Tier 3 Bin 50 / California LEV-III ULEV50All 50 states (federal, all altitudes); California and states following California standards—

Certified for all fifty states, so it can be registered new anywhere in the U.S.

The smog rating scores tailpipe pollutants other than greenhouse gases, 1 (worst) to 10 (best), and is comparable only within a model year. The standard is the federal bin or California tier the configuration was certified to. Both come from the EPA certificate behind the window sticker.

Specifications filed with NHTSA

Source: NHTSA vPIC

Dimensions Exterior

Body styleSport Utility Vehicle [SUV]/Multipurpose Vehicle [MPV]
Doors4
GVWR classClass 1D: 5,001 - 6,000 lb (2,268 - 2,722 kg)

Engine Basics

Cylinders4
Displacement2 L
Engine configurationIn-Line

Engine Output

Horsepower221 hp

Fuel Economy

FuelGasoline

Transmission

DrivetrainAWD/All-Wheel Drive
TransmissionAutomated Manual Transmission (AMT)
Transmission speeds8

Driver assistance

Standard: Anti-lock brakes, Automatic emergency braking, Backup camera, Blind-spot monitoring, Electronic stability control, Parking assist, Pedestrian automatic emergency braking

Optional: Adaptive cruise control, Lane departure warning, Lane keeping assist, Rear cross-traffic alert

Filed by the manufacturer with NHTSA under the federal vehicle-identification rule and decoded from the VIN pattern — not a manufacturer press kit, so it describes the configurations we could identify rather than every trim (seen: AMG GLB35 4MATIC/AMG GLB35 4-M Turbo, GLB250, GLB250 4MATIC/GLB250 4-M Turbo). Figures for the trim you are looking at may differ.

Dimensions & weight

Source: Transport Canada
Length182.3 in
Width (body, without mirrors)72.0 in
Height65.4–66.5 in
Wheelbase111.4 in
Track, front63.4 in
Track, rear63.4 in
Curb weight3,759–3,869 lb
Weight distribution, front/rear57/43

Measured by Transport Canada for its Canadian Vehicle Specifications database, which covers the North American versions of each model — here 2 configurations: 250 4Matic 4-door SUV, AMG 35 4-door SUV. Where a range is shown, those versions differ. Width is the body without mirrors, which is why it can read narrower than a brochure figure. Before we used it we checked it against the US manufacturer press kits we hold (27 Sep 2026): wheelbase agreed within 1% on every vehicle we could compare, length on 98%, and the curb weight fell inside the manufacturer's range on 96%. Source dataset. Contains information licensed under the Open Government Licence – Canada. Licence.

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Recalls (2)

Source: NHTSA recall database
▲high

Latches/Locks/Linkages

310,667 vehicles
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. Fix 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.
NHTSA campaign 26V481000 reported Jul 24, 2026 Mercedes-Benz USA, LLC the full filing, and every vehicle covered →
▲high

Service Brakes, Hydraulic

16 vehicles 100% reported repaired
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. Fix 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.
NHTSA campaign 24V592000 reported Aug 9, 2024 Mercedes-Benz USA, LLC the full filing, and every vehicle covered →

These are vehicle campaigns — the ones the automaker filed against this model. NHTSA also records equipment recalls, filed by a parts maker against a component (a tyre, a child seat, an aftermarket part), and those are not listed here or counted above. nhtsa.gov/recalls shows both for a VIN.

Whether any of this applies to one specific GLB-Class

A campaign covers a build range, not a model year, so two identical-looking cars from 2024 can differ. Both of these check a VIN against the manufacturer’s own list, free, in about ten seconds. Mercedes-Benz publishes its own lookup because federal rule 49 CFR 573.15 requires it to, and to keep it current to within seven days.

Hear about a recall before the letter does

The manufacturer’s letter is the last step of a recall: it has up to 60 days after filing to mail owners, at the address on the registration. We email you the day NHTSA posts a recall on the 2024 Mercedes-Benz GLB-Class, with what to do next. Nothing else, ever — no newsletter, no marketing, one-click unsubscribe in every message.

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Parts & accessories for the 2024 Mercedes-Benz GLB-Class

Search by fitment on eBay Motors — OEM take-offs, aftermarket, and the trim pieces dealers no longer stock. The listing and the price are the seller's.

Find parts for this GLB-Class →

Owner complaints

Source: NHTSA complaint database
6complaints filed

0 involved a crash · 0 a fire · 0 injuries · 0 deaths reported

9.1 per 10,000 built · Mercedes-Benz reported 6,590 GLB-Class built (its Early Warning production report to NHTSA)

Filed per year: 2024: 1 · 2025: 3 · 2026: 2

Most-cited components

Electrical System 2
Unspecified 2
Engine 2
Back Over Prevention 1
Forward Collision Avoidance 1
Power Train 1

In owners' own words

Filed with NHTSA by the people who own these cars, one per problem area. Quoted as written, with anything identifying removed.

Vehicle stalls out at highway speeds. It will be in gear, shown on the dash, it will be redlining, but not move. It will stall out while the vehicle is in motion. The accelerator does not provide power to the transmission and acts as if it is in neutral.
Engine Aug 2, 2026 NHTSA owner report · ODI 11754297
Rear Camera malfunction The flap of the reversing camera opens and closes by itself during forward travel, making a loud thumb noise every time the car slows down to an intersection. No camera image is displayed in the head unit.
Electrical System Jul 28, 2025 NHTSA owner report · ODI 11676547
Every time I start my new Mercedes, the backup camera MUST recalibrate itself even if I never put the vehicle in reverse and am driving forward. This happens throughout the entire drive, every single time. The Mercedes forums all corroborate this as other models; not just the GLB, experience this.
Back Over Prevention Sep 3, 2024 NHTSA owner report · ODI 11612434
Exhaust temperature sensor or harness messed up by 8k miles just bought car with only 2k miles already in the shop 2 times
Engine Oct 4, 2025 NHTSA owner report · ODI 11691394

Complaint counts are raw owner reports to NHTSA, not verified defects, and scale with how many were sold. Use them to spot patterns, not to rank.

Crash ratings

Source: NHTSA NCAP
ConfigurationOverallFrontalSideRolloverRollover risk
SUV AWDnot ratednot rated★★★★★★★★★☆16%
SUV FWDnot ratednot rated★★★★★★★★★☆18%

NHTSA New Car Assessment Program. Standard driver-assist: forward collision warning, automatic emergency braking.

Service bulletins & campaigns

Source: NHTSA manufacturer communications
Communicationsfiled with NHTSA 367
Most recentmanufacturer date 2026-09-26
Kindsas classified by NHTSA 340 service bulletins, 13 service campaigns, 8 over-the-air updates

Most often about: Electrical System, Structure, Power Train, Visibility/Wiper, Exterior Lighting.

  • LI46.10-P-080896 Service bulletin
    2026-09-26 · Steering
  • Complaint Slight creaking noises when steering. Cause Noises may come from one or more sleeves of the horn contact plate. Remedy Remove the horn contact plate and check the sleeves for noise; see attached video. If necessary, apply lubricant to the sleeves.
  • LI42.10-P-078779 Service bulletin
    2026-09-22 · Service Brakes
  • Complaint Repeat workshop visit for vehicle vibration while braking from 60MPH. NOTE: Although the symptom is similar to a tire or wheel vibration, it is usually readily noticeable that it is distinctly different if it happens at all times or only while braking. Cause Although the cause of the vibration is most likely due to excessive lateral runout on the rotor or hub/wheel bearing, the system as
  • LI82.60-P-080383 Service bulletin
    2026-09-15 · Electrical System
  • Complaint Radio station cover art does not refresh when switching stations. The UI continues to show the old station’s artwork instead of updating to the new one. Cause When a new station change request is triggered, a temporary glitch is causing the Head Unit application to fail to overwrite the previous request. This glitch is causing the cover art mismatch in the Radio application. Remedy Pleas
  • LI82.62-P-078631 Service bulletin
    2026-09-14 · Structure — Body
  • Complaint Clanking noise from the area of the speakers in the doors. Cause Under analysis. Remedy To narrow down the cause, first of all remove the door trim. • If the noise continues to occur even with the door trim removed, then continue the diagnosis working towards the speaker and if necessary, create a TIPS case with an informative video as an attachment. Note: Please refer to this document i
  • LI 27.10-P-080851 Service bulletin
    2026-08-29 · Power Train
  • Complaint Intermittent shift feel or thud/clunk noise perceived, such as a brief jerk or transmission reaction during certain driving situations. May be most noticeable when transitioning from a coasting condition to accelerator pedal application. May occur in all drive modes. Cause Dual‑clutch transmissions (DCT) inherently exhibit more dynamic shifting behavior compared to other types of transmi
  • LI27.19-P-080869 Service bulletin
    2026-08-29 · Electrical System
  • Complaint Temporary no start condition with check engine light and multiple warning messages. When performing a quick test, the following fault code is stored in Y3/14 ‑ Transmission control for 8‑speed dual‑clutch transmission (DKG): P24F100 The wake‑up line of the control unit has a short circuit to positive. Cause Possible signal timing between EZS control unit and Transmission Control Unit (DK
  • LI54.71-P-080349 Service bulletin
    2026-08-26 · Visibility/Wiper
  • Complaint Frequent rear view camera flap actuations and/or noise associated. NOTE: Rear view camera functions are NOT affected and still perform in accordance with regulatory requirements. Cause Calibration of the reversing camera is in progress. This is not a malfunction, but an intended system behavior. Remedy An optimization has been implemented to reduce the quantity of rearview camera flap ac
  • LI72.20-P-075746 Service bulletin
    2026-08-24 · Structure — Body
  • Complaint Tailgate opens unintentionally. Cause Accidental or unnoticed activation of the button to open the tailgate on the vehicle key. EXAMPLE: when stored in trouser pocket, handbag etc. Remedy As of the 6th generation, the vehicle key can be recoded so that the tailgate no longer opens as a result of a long press on the button, but by double‑clicking on the button instead. This reduces the li

A service bulletin is the manufacturer telling its dealers how to diagnose or repair a known condition. It is not a recall, not a finding that the vehicle is defective, and the work is not automatically free — though a bulletin is often what a dealer works from when you describe a symptom, so quoting the document number can save a diagnosis. The count is every communication filed; the list shows the most recent, one entry per campaign, because a single campaign is usually filed as several documents on the same day. The summaries are NHTSA's; the full documents come from the manufacturer.

At the New York inspection station

Source: New York State DMV

In New York’s inspection lanes over the 12 months to Oct 10, 2026, the 2024 Mercedes-Benz GLB-Class failed the emissions check on 4.1% of first inspections — higher than the 1.5% for every 2024 model-year vehicle inspected; and the safety inspection on 0.27% (every 2024 vehicle: 0.74%).

New York inspections 4.1%

failed emissions

754 initial inspections of 731 vehicles.

MeasureThe 2024 GLB-ClassEvery 2024 vehicleBehind it
Failed the emissions check4.1%1.5%588
Failed the safety inspection0.27%0.74%754
Air-bag warning lamp stayed lit0%0.17%754
Miles driven a year7,5539,424odometer at inspection
Average odometer16,76421,104odometer at inspection

New York’s emissions test on these model years is an on-board diagnostics check: it fails a car whose check-engine light is on or whose self-tests have not finished. First inspections only, so a car that failed and came back is counted once; private and special plates, not taxis, livery or commercial plates. A rate appears only where at least 200 inspections stand behind it. “Every 2024 vehicle” is every 2024 model-year car, SUV and pickup inspected in the same window, all makes. This is the state’s record of test results, not a reliability score by itself. Source: New York State Department of Motor Vehicles, Vehicle Inspections (data.ny.gov, Open NY terms).

Common questions about the 2024 GLB-Class

Source: EPA, NHTSA and manufacturer press kits

Does the 2024 Mercedes-Benz GLB-Class have any recalls?

NHTSA has posted 2 recall campaigns for the 2024 Mercedes-Benz GLB-Class. The most serious on file is 26V481000, covering Latches/Locks/Linkages. 1 campaign is phased, so the repair reached some model years before others. Check your own VIN at nhtsa.gov/recalls; a recall applies to specific build ranges, not every car.

How safe is the 2024 Mercedes-Benz GLB-Class?

NHTSA has not published a crash-test rating for the 2024 Mercedes-Benz GLB-Class yet. On the recall record WhichTrim grades it B (85/100), which measures open and severe recalls rather than crash protection.

What is the fuel economy of the 2024 Mercedes-Benz GLB-Class?

Across the 3 EPA-rated configurations of the 2024 Mercedes-Benz GLB-Class, the best EPA combined figure is 28 mpg. Figures are the EPA's own, per configuration, and every one is listed above.

What are the dimensions of the 2024 Mercedes-Benz GLB-Class?

Transport Canada measured it at 182.3 in long, 72.0 in wide (body, without mirrors), 65.4–66.5 in tall, on a 111.4 in wheelbase. Curb weight: 3,759–3,869 lb depending on configuration. Those are its measurements of the North American versions; every figure is in the table above.

What do owners complain about on the 2024 Mercedes-Benz GLB-Class?

Owners have filed 6 complaints with NHTSA about the 2024 Mercedes-Benz GLB-Class, most often about electrical system, unspecified, engine. Complaints are unverified owner reports, so treat the pattern as a signal and the individual report as an anecdote.

How clean is the 2024 Mercedes-Benz GLB-Class?

The EPA smog rating for the 2024 Mercedes-Benz GLB-Class is 6 out of 10. That score covers tailpipe pollutants other than greenhouse gases, and it only compares vehicles within the same model year. It is certified for all fifty states, so it can be registered new anywhere in the U.S. Its configurations were certified to different standards — California LEV-III ULEV50, Federal Tier 3 Bin 50 — which the table above lists per configuration.

Are there service bulletins for the 2024 Mercedes-Benz GLB-Class?

The manufacturer has filed 367 service bulletins and related communications with NHTSA for the 2024 Mercedes-Benz GLB-Class, most often covering electrical system, structure, power train. The most recent is dated 2026-09-26. A bulletin is not a recall: it is the repair procedure a manufacturer sends its dealers for a condition it knows about, and the work is not automatically paid for. It is still worth knowing — if the symptom matches, quoting the bulletin number at the service desk can save a diagnosis. The document numbers and summaries are listed above.

How does the 2024 Mercedes-Benz GLB-Class do at state inspection?

In New York’s inspection lanes over the 12 months to Oct 10, 2026, the 2024 Mercedes-Benz GLB-Class failed the emissions check on 4.1% of first inspections — higher than the 1.5% for every 2024 model-year vehicle inspected; and the safety inspection on 0.27% (every 2024 vehicle: 0.74%). The figures are New York State DMV’s own inspection records, first inspections only, and the table above sets each one against every vehicle of the same model year.

What we hold, and what an empty row means

Paid vehicle-history reports will not tell you the difference between “nothing happened to this car” and “we never received that record” — both of the big two say as much in their own help pages. Most of what is on this page comes from complete federal registers, so we can tell you which is which, row by row.

DataHeldSourceWhat it covers — or what empty means
Fuel economy & configurations3 configurationsEPA certification recordsEvery configuration the EPA certified for sale, with its own test figures.
Emission certificates3 configurationsEPA emission certificatesSmog rating, standard and the sales area that decides where the car can be sold new.
Recalls2NHTSA recall campaignsA complete federal register: every campaign covering this model year, with severity and advisory flags.
Owner complaints6NHTSA complaint databaseAlso complete, but unverified: these are reports owners filed, not findings. Counts scale with how many were sold.
Crash ratings2 testedNHTSA NCAPOnly the configurations NHTSA chose to crash-test, which is never all of them.
Service bulletins367NHTSA manufacturer communicationsEverything the manufacturer told its dealers about a defect or malfunction, short of a recall.
InvestigationsnoneNHTSA Office of Defects InvestigationNo defect investigation has been opened.
Driver-assist crash reportsnoneNHTSA Standing General Order 2021-01No report has been filed. Only entities named in the order report, and only crashes they hear of — so this is also what an unequipped car, or a manufacturer without telematics, looks like.
Specifications filed with NHTSA11 fieldsNHTSA vPIC, decoded from VIN patternsWhat the manufacturer filed under the federal VIN rule — a configuration, not the full trim ladder.
Measured dimensions7 fieldsTransport Canada, Canadian Vehicle SpecificationsLength, width, height, wheelbase, track and curb weight, measured on the North American versions.
Trims, pricing & equipmentnoneManufacturer press kitWe have not transcribed a press kit for this model year yet. This is our gap, not the manufacturer's — the one row here where an empty cell means we are behind.

Rebuilt nightly; this page was generated 2026-10-26. Every figure above is traceable to the source named beside it, and the JSON for this page carries the same values with their identifiers.

Sources & method

Safety Signal starts every model-year at 100 and subtracts points per open NHTSA recall campaign by severity: critical 15 (fire risk, park-outside or do-not-drive advisories), high 8 (brakes, steering, airbags, loss of drive power, structure, battery), moderate 6, minor 3 (software, labels, lighting fixed by an update). The most serious recall counts in full and each further one counts 85% of the one before, because a vehicle sold in millions is recalled more often than a rare one without being more dangerous — and because a flat subtraction bottomed the scale out, scoring a vehicle with 22 recalls within a point of one with six. A ≥ 90, B ≥ 80, C ≥ 70, D ≥ 60, otherwise F. Read it as what it counts: recall campaigns on the federal record, weighted by severity. The damping reduces the sales bias by roughly 40% but does not remove it: like our complaint counts, this is not normalized by how many were sold, so a best-seller still scores somewhat worse than an obscure model with the same real risk. NHTSA crash ratings, do-not-drive and park-outside advisories, and the crash, fire, injury and death counts in owner complaints are reported separately on every page and never blended into the letter — a vehicle can hold five stars and a poor letter at once, and where that happens we say so rather than leave you to notice. Because the scale subtracts from a clean sheet, a model year too new to have been recalled, complained about or bulletined scores full marks on an empty record; we label those grades provisional rather than present them as earned.

EPA figures come from fueleconomy.gov vehicle records. Recalls, complaints, investigations and crash ratings come from NHTSA's public flat files, refreshed nightly.

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