2025 Mercedes-Benz Glc 300 4matic problems, complaints & recalls
Most-reported problem areas: Electrical System (5) · Structure:body:hatchback/Liftgate (1) · Structure:body (1)
🧭 Reliability snapshot
Compared against other Mercedes-Benz Glc 300 4matic model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (3)
Electrical System: Instrument Cluster/Panel 2026-05-01 · campaign 26V281000 · 144,049 vehicles
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2024-2026 AMG GT, C-Class, E-Class, SL, CLE, and GLC vehicles. The infotainment control unit may reset while the vehicle is in motion and cause the instrument panel display to go blank.
Risk: An instrument panel display that fails to show critical safety information, such as the speedometer and warning lights, increases the risk of a crash.
Fix: Dealers will update the infotainment control unit software, free of charge. Owner notification letters were mailed June 29, 2026. MBUSA's number for this recall is 2026050004. 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 May 8, 2026.
Steering:critical Fasteners 2025-08-20 · campaign 25V533000 · 3,749 vehicles
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023-2026 EQE and GLC vehicles. Please see the recall report for a complete list of models. The steering coupling bolt may have been improperly tightened, allowing the steering coupling to loosen from the steering rack.
Risk: A loose steering coupling can cause a loss of steering control, increasing the risk of a crash.
Fix: Dealers will tighten the steering coupling bolts as necessary, free of charge. Owner notification letters were mailed October 6, 2025. Owners may contact MBUSA customer service at 1-800-367-6372.
Structure:body:roof And Pillars 2025-06-06 · campaign 25V379000 · 92,851 vehicles
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023-2025 GLC 300, GLC 300 4MATIC, 2024-2025 AMG GLC 43 4MATIC, 2025 GLC 350E 4MATIC, and AMG GLC 63 S E vehicles equipped with a panoramic sunroof. In certain crash scenarios, where the rear occupant's head contacts the C-pillar, the pillar may not absorb an adequate amount of the impact. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 201, "Occupant Protection in Interior Im
Risk: In the event of a crash, insufficient impact protection can increase the risk of injury.
Fix: Dealers will modify the roof lining and C-pillar trim, free of charge. Owner notification letters were mailed July 9, 2025. Owners may contact MBUSA customer service at 1-800-367-6372.
Service bulletins (140)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Steering 2026-09-26 · LI46.10-P-080896 · Service Bulletin/Repair Instructions
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.
Electrical System 2026-09-25 · OTA-Comm. Mod. SW. Update · Over The Air
a software update will be performed that provides enhancements to the robustness and system stability of the communication module. the update is free of charge and runs in the background, which takes about 8 minutes to install. during this time, the vehicle can be driven without any restrictions, an
Visibility/Wiper 2026-09-25 · LI83.90-P-080935 · Service Bulletin/Repair Instructions
complaint cel illuminates and/or ac does not blow cold. cause potentially relevance to hardware and/or software remedy scenario 1: 1. if the ac does not blow cold air, replace compressor (if compressor's index and part number figure 1 match against table 1). a. if the compressor does not fall within
Service Brakes 2026-09-22 · LI42.10-P-078779 · Service Bulletin/Repair Instructions
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 vibra
Electrical System 2026-09-17 · LI54.30-P-080963 · Service Bulletin/Repair Instructions
complaint issue after ota update ic odometer reading blank("_ _ _ _") ic maintanence data unavailable cause ota update e61.0 remedy in the ic control unit log, please check the following information: verify whether dtcs b228229, b228287, and b226656 are present in either a or a+s. verify that status
Electrical System 2026-09-15 · LI82.60-P-080383 · Service Bulletin/Repair Instructions
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 pr
Showing the 6 most recent of 140 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-09-03 · Structure:body“the liftgate on this car is faulty. there are hundreds of reports online that i found when it happened to me, which has been several times now. the liftgate has a sensor that is activated by your foot, but when you are inside the hatch it will trigger and close on you. there is no sensor to stop it from falling and it traps you inside and has hit m…”
2026-08-06 · Power Train“vehicle experiences a severe, abrupt jerk/jolt during deceleration around the 5th-to-4th gear downshift. the issue occurs consistently when slowing down. dealership verified the condition on repair order #1906625 and confirmed a transmission flaw. dealer stated software is required from the manufacturer with no eta for release. the abrupt decelerat…”
2026-06-04 · Electrical System“the instrument cluster display went dark and has not been able to display any information such as speed in miles per hour, fuel gauge, and other important information needed to maintain safe driving. …”
2026-04-07 · Electrical System“all of the screens in the car failed to start. they remained black while the car was running. turning the car off did nothing. drove to a parking lot, turned the car off, got out, locked the car, waited 5 minutes and it still didn't come back. had to do a reboot by holding the system power button for 10 seconds. this has occurred 3x in 9,200 miles.…”
2026-03-12 · Structure:body:hatchback/Liftgate“see attached document for complaint.…”
2026-03-11 · Lane Departure: Blind Spot Detection“ to the office of defects investigation national highway traffic safety administration i am submitting this complaint to formally report a serious and recurring safety defect involving the automatic braking and collision detection systems in our mercedes-benz glc. license plate: 9rhn710 dealer servicing vehicle: mercedes-benz of stevens creek (au…”
2026-03-04 · Electrical System“the component that repeatedly fails is the vehicle’s electronic display/infotainment system (dual digital screens/mbux system) and potentially related electrical components in my 2025 mercedes-benz glc 300 4matic. the system has malfunctioned six (6) separate times since i purchased the vehicle new in may 2025. when the malfunction occurs, both dis…”
2025-12-23 · Electrical System“both dashboard screens went dark and remained so through 5 cycles of starting the car. had no operating information whatsoever. told by dealer that many 2025 glc-300's are experiencing the same problem.…”
2025-10-27 · Electrical System“the instrument panel behind the steering wheel has gone totally dark. this issue happened about a month ago but resolved itself somehow. issue happened again and will not correct itself. took vehicle to dealer and they could not resolve issue with software update. upon researching the mbworld.org user forum i noticed this may be a wide spread issue…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.