{"id":"2023_mercedes_benz_glb_class","make":"Mercedes-Benz","make_slug":"mercedes-benz","model":"GLB-Class","model_slug":"glb-class","year":2023,"url":"/mercedes-benz/glb-class/2023/","pts":["gas"],"configs":[{"id":45743,"model":"GLB250","pt":"gas","drive":"Front-Wheel Drive","trany":"Automatic (AM8)","cyl":4,"displ":2.0,"eng":"SIDI","turbo":true,"super":false,"start_stop":true,"city":24,"hwy":32,"comb":27,"cityA":0,"hwyA":0,"combA":0,"kwh100":null,"range":null,"range_city":null,"range_hwy":null,"erange":null,"phev_comb":null,"charge240":null,"charge240b":null,"charger":"","charger_b":"","motor":"","fuel":"Premium","vclass":"Special Purpose Vehicle 2WD","co2":330,"fe_score":5,"ghg_score":5,"fuel_cost":2850,"save_spend":-3000,"guzzler":false,"mfr_code":"MBX","modified":"Tue Jun 20 00:00:00 EDT 2023"},{"id":45698,"model":"GLB250 4matic","pt":"gas","drive":"All-Wheel Drive","trany":"Automatic (AM8)","cyl":4,"displ":2.0,"eng":"SIDI","turbo":true,"super":false,"start_stop":true,"city":22,"hwy":30,"comb":25,"cityA":0,"hwyA":0,"combA":0,"kwh100":null,"range":null,"range_city":null,"range_hwy":null,"erange":null,"phev_comb":null,"charge240":null,"charge240b":null,"charger":"","charger_b":"","motor":"","fuel":"Premium","vclass":"Small Sport Utility Vehicle 4WD","co2":355,"fe_score":5,"ghg_score":5,"fuel_cost":3100,"save_spend":-4250,"guzzler":false,"mfr_code":"MBX","modified":"Tue Jun 20 00:00:00 EDT 2023"},{"id":46287,"model":"AMG GLB35 4matic","pt":"gas","drive":"All-Wheel Drive","trany":"Automatic (AM8)","cyl":4,"displ":2.0,"eng":"SIDI","turbo":true,"super":false,"start_stop":true,"city":21,"hwy":27,"comb":23,"cityA":0,"hwyA":0,"combA":0,"kwh100":null,"range":null,"range_city":null,"range_hwy":null,"erange":null,"phev_comb":null,"charge240":null,"charge240b":null,"charger":"","charger_b":"","motor":"","fuel":"Premium","vclass":"Midsize Station Wagons","co2":382,"fe_score":5,"ghg_score":5,"fuel_cost":3350,"save_spend":-5500,"guzzler":false,"mfr_code":"MBX","modified":"Tue Jun 20 00:00:00 EDT 2023"}],"vclass":"Special Purpose Vehicle 2WD","segment":"Special purpose","recalls":[{"campaign":"26V481000","component":"LATCHES/LOCKS/LINKAGES:DOORS:LOCK","mfr":"Mercedes-Benz USA, LLC","reported":"2026-07-24","owner_notified":"","units":310667,"summary":"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.","consequence":"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. 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.","notes":"","park_outside":false,"do_not_drive":false,"mfr_campaign":"","initiated_by":"MFR","variants":[],"severity":"high"}],"recall_count":1,"critical_count":0,"park_outside":false,"do_not_drive":false,"score":92,"grade":"A","complaints":{"count":12,"crash":0,"fire":0,"injured":0,"deaths":0,"comps":[["Engine",4],["Power Train",3],["Service Brakes",2],["Unspecified",2],["Visibility",1],["Carry Handle, Shell, Base",1]],"by_year":{"2024":1,"2025":7,"2026":4},"excerpts":[["2026-05-20","Engine","Safety Risk - Twice I was almost hit because my car didn't take off. O'REILLY Veri Scan Results - Free Emissions Status: Red Primary DTC: Mixture Formation (Cylinder 4) is irregular P219F: Fuel injectors measure and atomize fuel mixed with incoming air and sent to combustion chambers. Cylinder 4 PSI at 40 Mercedes Benz\u2026"],["2026-04-27","Engine","My 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, m\u2026"],["2026-02-26","Engine","On December 19, 2025, the vehicle showed lights that a sparkplug had misfired. The dealer notified me that in less than two full years of having the 2023 vehicle, it required a complete engine rebuild. This is the third major engine problem I have had with the vehicle with more than $20K in fees. The services performed\u2026"]]},"investigations":[],"ncap":[{"desc":"SUV AWD","overall":5,"frontal":4,"side":5,"rollover":4,"rollover_risk":0.159,"seats":7,"fcw":"Standard","ldw":"Standard","aeb":"Standard","esc":"","backup_cam":"","variant":null},{"desc":"SUV FWD","overall":4,"frontal":4,"side":5,"rollover":4,"rollover_risk":0.179,"seats":7,"fcw":"Standard","ldw":"Standard","aeb":"Standard","esc":"","backup_cam":"","variant":null}],"popularity":999,"headline":{"range":null,"mpg":27,"ncap":5,"complaints":12},"presskit_trims":[],"generated_at":"2026-09-11 05:01 UTC","sources":["EPA fueleconomy.gov","NHTSA recalls","NHTSA complaints","NHTSA NCAP","NHTSA investigations"]}