| Unknown Or Other | 1120.4%ODI 11340435 · 3,250 miON FRIDAY 7/17/2020 AROUNDNOON, I WASDRIVING MYMB GLB THAT WAS BOUGHT LESSTHAN90 DAYS AGO WHEN SUDDENLY THE DASHBOARD WENT BLANK. I COULD NOT SEE SPEED, GAS GAGES OR ANY OTHER SAFETY FEATURES THAT WOULD BE ON THE DASH. I WAS BASICALLY BLINDED. I CALLED MERCEDES 911 AFTER STOPPING THE CAR. WE TRIED TO FACTORY RESET THE COMPUTER ON ADVICE FROM TECH VIA THE PHONE. THIS HAD NO IMPACT ON THE SCREEN. THE MB REP DID NOT OFFER ROADSIDE ASSIST. I HAD TO DRIVE OVER 25 MILES WITH NO DASHBOARD TO GAGE MY SPEED, GAS OR SAFETY LIGHTS. I HAD NO CHOICE AS NO H… Look up ODI 11340435 at NHTSA ↗ | 1034.5%ODI 11483597On September 3, 2022 while traveling east on AL highway 110 the sunroof exploded as i was driving. Notified Montgomery county sheriff Department but they refuse to do a report because it wasn’t an accident. The dealership said something had to hit the sunroof for it to Shadder. Explained to the service advisor that there were no other vehicles in the area when the incident happened, so what could have hit it. Was informed by the service advisor that the car didn’t have a recall for the sunroof on this particular model. Look up ODI 11483597 at NHTSA ↗ | 327.3%ODI 11562442Parked the car not far from home, when my boyfriend got out and shut the door, the sunroof completely imploded. Tempered yet sharp shards were everywhere including my mouth, hair and body. MB took no responsibility and wound even have the car towed. Roof was repaired via my car insurance including private towing. MB wanted nothing to do with me. I do know that this has been a serious problem all over the country for some time. Please advise. Look up ODI 11562442 at NHTSA ↗ | 218.2%ODI 11633630Transmission switching to neutral by itself while driving on the highway. This issue has occurred twice in December 2024. Look up ODI 11633630 at NHTSA ↗ | 125.0%ODI 116343421. Transmission Problem Vehicle Rolls backwards when the gear / transmission is in "Drive". It happens in these two situations: a) I am stopped at a Traffic Light which is Red. The road is at a moderate upward incline. When the Light turns Green, and I move my foot from the Break pedal to the Accelerator to move forward, the GLB rolls backwards even though the transmission is, and has been, in "Drive". b) I am backing out of my garage. Our driveway is at a moderate Backward / Downward Decline. As I reach the point where I shift the gea… Look up ODI 11634342 at NHTSA ↗ | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. |
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| Electrical System | 1018.5%ODI 11340435 · 3,250 miON FRIDAY 7/17/2020 AROUNDNOON, I WASDRIVING MYMB GLB THAT WAS BOUGHT LESSTHAN90 DAYS AGO WHEN SUDDENLY THE DASHBOARD WENT BLANK. I COULD NOT SEE SPEED, GAS GAGES OR ANY OTHER SAFETY FEATURES THAT WOULD BE ON THE DASH. I WAS BASICALLY BLINDED. I CALLED MERCEDES 911 AFTER STOPPING THE CAR. WE TRIED TO FACTORY RESET THE COMPUTER ON ADVICE FROM TECH VIA THE PHONE. THIS HAD NO IMPACT ON THE SCREEN. THE MB REP DID NOT OFFER ROADSIDE ASSIST. I HAD TO DRIVE OVER 25 MILES WITH NO DASHBOARD TO GAGE MY SPEED, GAS OR SAFETY LIGHTS. I HAD NO CHOICE AS NO H… Look up ODI 11340435 at NHTSA ↗ | 413.8%ODI 11455730The contact owns a 2021 Mercedes-Benz GLB250. The contact received notification of NHTSA Campaign Number: 21V354000 (Back Over Prevention, Electrical System) however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue and informed the contact that the part was not yet available. The contact had not experienced a failure. Parts distribution disconnect. Look up ODI 11455730 at NHTSA ↗ | 218.2%ODI 11607732this car really has a lot of issues and honestly if I didn’t know what to do last night and didn’t know about cars, it could have seriously cost me my life but luckily I was able to move out the way of a truck that was coming fast behind me while I was at a traffic light and when the light turned green the car would not start back up from the automatic stop when you make stops and because the auto shut off never came back on and I had to literally make a split second decision and put it in park and start up again and go quick. The check engine… Look up ODI 11607732 at NHTSA ↗ | 00.0%No examples available for this selection. | 250.0%ODI 11612434Every 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. Mercedes denies anything is wrong and says this is “expected behavior for rear camera calibration”. This makes absolutely no sense why a rear camera would need to recalibrate itself on every drive even when you never place the car in reverse. Fur… Look up ODI 11612434 at NHTSA ↗ | 1100.0%ODI 11761976On June 5 2026, my wife drove the vehicle into the garage. While she was exiting the vehicle with the driver's door open, the vehicle unexpectedly continued moving backward. My wife had to move out of the vehicle's path to avoid being struck or potentially crushed. The vehicle continued moving with the driver's door open, and the open door ultimately became lodged against a structural portion of the garage-door opening. Fortunately, my wife escaped physical injury. The vehicle and driver's-door area, however, sustained substantial damage. Look up ODI 11761976 at NHTSA ↗ | 00.0%No examples available for this selection. |
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| Engine | 611.1%ODI 11374667 · 1,500 miCHECK ENGINE LIGHT AT 1500 MILES Look up ODI 11374667 at NHTSA ↗ | 724.1%ODI 11467987We purchased a brand new Mercedes GLB in January 2021, I noticed the car started to shake. On our way leaving Zion National Park, the car started shaking really hard and the engine light turned on. The car wouldn't accelerate. We had to pull over on the side of the road. We barely made it to the dealer in St. George, Utah, with the car shaking the entire time. We met with Ryan Poleszak the service adviser, and he said that he has seen this problem several times with Mercedes 4-cylinder engines in GLB, GLA, and C-class models in the past, and it… Look up ODI 11467987 at NHTSA ↗ | 19.1%ODI 11607732this car really has a lot of issues and honestly if I didn’t know what to do last night and didn’t know about cars, it could have seriously cost me my life but luckily I was able to move out the way of a truck that was coming fast behind me while I was at a traffic light and when the light turned green the car would not start back up from the automatic stop when you make stops and because the auto shut off never came back on and I had to literally make a split second decision and put it in park and start up again and go quick. The check engine… Look up ODI 11607732 at NHTSA ↗ | 436.4%ODI 11698759Cylinder repair dealership said it's a known issue but Mercedes Benz said they will not cover the repair. Look up ODI 11698759 at NHTSA ↗ | 125.0%ODI 11691394Exhaust temperature sensor or harness messed up by 8k miles just bought car with only 2k miles already in the shop 2 times Look up ODI 11691394 at NHTSA ↗ | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. |
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| Structure:Body | 916.7%ODI 11338964 · 800 miNEW 2020 GLB250 WITH 800 MILES OF HIGHWAY DRIVING. WHILE ON THE HIGHWAY DRIVING AT 75-80MPH, THE FRONT FENDER FLARE (DRIVER SIDE) PARTIALLY DETACHED ITSELF. THIS IS THE BLACK PIECE OF PLASTIC TRIM AROUND THE OUTSIDE OF THE WHEEL WELL. THE FRONT HALF OF THE FLARE PIECE WAS DETACHED AND FLYING IN THE WIND, WHILE THE REAR HALF REMAINED ATTACHED. AFTER STOPPING IT WAS POSSIBLE TO REATTACH THE PIECE AND TEMPORARILY FIX WITH DUCT TAPE, BUT WOULD HAVE BEEN DANGEROUS IF IT HAD FALLEN OFF. PICTURE OF THE TEMPORARY REPAIR IS ATTACHED. Look up ODI 11338964 at NHTSA ↗ | 26.9%ODI 11472868Detached wheel arch covers while driving Look up ODI 11472868 at NHTSA ↗ | 19.1%ODI 11485810 · 150 miThe contact owns a 2022 Mercedes-Benz GLB250. The contact stated that upon purchase of the vehicle, he noticed a glare coming from the ridges of the hood which became distracting while driving. The contact stated that as the sun began going down, the glare worsened, forcing the contact place his hand over his eyes to deflect the glare. The manufacturer was notified of the issue and informed the contact that they had never heard of the issue before. The dealer was not notified of the issue. The vehicle was not repaired. The failure mileage was a… Look up ODI 11485810 at NHTSA ↗ | 19.1%ODI 11766570NHTSA Recall 26V481 (Mercedes-Benz recall no. 2026070007). Interim owner notification letter dated September 18, 2026, titled "Replace Driver Door Lock." The micro-switch in the driver door lock may corrode and fail to detect an open driver door, which can prevent the electronic parking brake or "Auto-Park" feature from engaging automatically. This may result in a vehicle rollaway, increasing the risk of a crash or injury. Mercedes-Benz states in the interim letter that the remedy is not yet available and provides no date for when parts will ar… Look up ODI 11766570 at NHTSA ↗ | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. |
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| Suspension | 611.1%ODI 11450937The contact owns a 2020 Mercedes-Benz GLB250. The contact received a recall notification for NHTSA Campaign Number: 21V990000 (Steering, Suspension) however, the dealer informed the contact that parts for the recall repair were not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was notified of the issue and informed the contact that the parts for the recall repair were not yet available. The contact had not experienced a failure. VIN tool confirms parts no… Look up ODI 11450937 at NHTSA ↗ | 413.8%ODI 11445503This vehicle was purchased new, in cash, from the Mercedes-Benz dealership in Bellevue, WA. It was delivered to me, without being warned about the car being equipped with summer tires, the state of Washington has continuous rain, snow, and ice in a regular basis throughout the years, summer tires are not a good tire for an SUV such as this GLB unit in this region. On 12/27/2021 I went on an errand around my neighborhood, the road had snow and ice, and it had been serviced by our city's plows and deicer was present, during three occasions I had … Look up ODI 11445503 at NHTSA ↗ | 19.1%ODI 11668913Despite maintaining the vehicle according to the recommended schedule, I have encountered ongoing performance issues (electrical, rear shocks, fan motor etc.) that are not in line with the standard of quality I expect from a brand of your reputation. Window not going down all the way on the driver side. Radio not working but was fixed. These issues have caused inconvenience and concern regarding the reliability of the vehicle. To address my concerns, I spoke with a Mercedes-Benz representative who informed me that, due to the problems I’ve ex… Look up ODI 11668913 at NHTSA ↗ | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. |
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| Power Train | 23.7%ODI 11631409 · 50,307 miThe contact owns a 2020 Mercedes-Benz GLB250. The contact stated while the vehicle was at a stop light, the accelerator pedal was depressed however, the vehicle lunged backward. There was no warning light illuminated. The contact depressed the brake pedal to stop the vehicle. The vehicle was restarted; however, the failure recurred. The vehicle was taken to the dealer but was not diagnosed or repaired. The contact was informed by the dealer that the failure could not be duplicated. The manufacturer was made aware of the failure. The approximate… Look up ODI 11631409 at NHTSA ↗ | 310.3%ODI 11668223In April 2025, my 2021 Mercedes-Benz GLB 250 (81,000 miles) suffered repeated engine issues caused by a cylinder head failure. The dealer attempted a cylinder head replacement, but during their own test drive after repairs, the engine completely seized and failed again on their property. This indicates a severe defect in the engine assembly that risks sudden power loss while driving, which could cause an accident. Prior to the failure, there were warning messages about misfires and rough idle. The problem has been confirmed by an authorized Me… Look up ODI 11668223 at NHTSA ↗ | 19.1%ODI 11681871My fuel injection has been replaced 2 times in 3 years. Was advised that it could cause damages to other parts Look up ODI 11681871 at NHTSA ↗ | 218.2%ODI 11656155 · 18,000 miThe contact owns a 2023 Mercedes-Benz GLB250. The contact stated that while driving at an undisclosed speed, the vehicle lost motive power with the transmission warning light illuminated. The vehicle was towed to the dealer but was not diagnosed or repaired. Additionally, the contact stated that while driving at an undisclosed speed, the vehicle shuddered abnormally. There was no warning light illuminated. The manufacturer was made aware of the failure. The approximate failure mileage was 18,000. Look up ODI 11656155 at NHTSA ↗ | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. |
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| Fuel/Propulsion System | 23.7%ODI 11374667 · 1,500 miCHECK ENGINE LIGHT AT 1500 MILES Look up ODI 11374667 at NHTSA ↗ | 26.9%ODI 11668223In April 2025, my 2021 Mercedes-Benz GLB 250 (81,000 miles) suffered repeated engine issues caused by a cylinder head failure. The dealer attempted a cylinder head replacement, but during their own test drive after repairs, the engine completely seized and failed again on their property. This indicates a severe defect in the engine assembly that risks sudden power loss while driving, which could cause an accident. Prior to the failure, there were warning messages about misfires and rough idle. The problem has been confirmed by an authorized Me… Look up ODI 11668223 at NHTSA ↗ | 19.1%ODI 11681871My fuel injection has been replaced 2 times in 3 years. Was advised that it could cause damages to other parts Look up ODI 11681871 at NHTSA ↗ | 19.1%ODI 11733918My 2023 Mercedes-Benz GLB 250 is experiencing engine misfires and fault codes consistent with a known cylinder head defect that is the subject of a recall affecting 2022 and earlier models. A certified mechanic has confirmed the issue aligns with the recall defect. Despite identical symptoms and engine configuration, my VIN is excluded. The condition results in loss of power and creates a potential safety hazard while driving. The following codes are referenced in the Mercedes recall and by recorded by the auto repair shop that provided an esti… Look up ODI 11733918 at NHTSA ↗ | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. |
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| Steering | 47.4%ODI 11450937The contact owns a 2020 Mercedes-Benz GLB250. The contact received a recall notification for NHTSA Campaign Number: 21V990000 (Steering, Suspension) however, the dealer informed the contact that parts for the recall repair were not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was notified of the issue and informed the contact that the parts for the recall repair were not yet available. The contact had not experienced a failure. VIN tool confirms parts no… Look up ODI 11450937 at NHTSA ↗ | 26.9%ODI 11701110Escalating Safety Concern – Loud Clunking, Thumping, and Cracking from Front Axle at Low Speeds We are long-time loyal customers and currently own four identical Mercedes-Benz models. Unfortunately, one of our vehicles, a 2021 mb glb250 has recently developed severe clunking, thumping, and loud cracking noises originating from the front axle area, noticeable especially at low speeds. The problem appeared suddenly and is rapidly worsening. After researching the issue, we’ve discovered that many owners of the exact same model and model year rep… Look up ODI 11701110 at NHTSA ↗ | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. |
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