2026 Mercedes-Benz Gle 450 4matic problems, complaints & recalls
Most-reported problem areas: Vehicle Speed Control (2) · Service Brakes (1) · Power Train (1)
Safety recalls (2)
Seat Belts: Rear/Other:buckle Assembly 2026-05-29 · campaign 26V353000 · 203 vehicles
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2026 AMG GLS 63 4MATIC+, AMG GLE 63 S 4MATIC+ COUPE, AMG GLE 63 S 4MATIC+, AMG GLE 53 4MATIC+ COUPE, AMG GLE 53 4MATIC+, GLE 450 4MATIC COUPE, GLE 350 4MATIC, Maybach GLS 600 4MATIC, GLS 580 4MATIC, GLS 450 4MATIC, GLE 580 4MATIC, GLE 450E 4MATIC, GLE 450 4MATIC, and GLE 350 vehicles. The bolts for the rear seat belts may not be tightened properly.
Risk: A loose seat belt may not properly restrain an occupant during a crash, increasing the risk of injury.
Fix: Dealers will tighten the rear seat belt bolts and replace any missing bolts, free of charge. Owner notification letters were mailed July 17, 2026. Owners may contact MBUSA customer service at 1-800-367-6372. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on June 5, 2026.
Air Bags:passenger Side Frontal:cushion 2026-03-27 · campaign 26V199000 · 932 vehicles
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2026 GLE 350 4MATIC, GLE 450 4MATIC, GLE 350, GLE 580 4MATIC, GLS 580 4MATIC, GLE 450 E 4MATIC, AMG GLE53 4MATIC, AMG GLS63 4MATIC, AMG GLE63 S 4MATIC, GLS 450 4MATIC, and GLS 600 4MATIC vehicles. The passenger air bag fabric may have been manufactured incorrectly, which can cause the air bag not to deploy as intended.
Risk: Air bags that do not deploy as intended during a crash increase the risk of injury.
Fix: Dealers will replace the passenger air bag module, free of charge. Owner notification letters were mailed June 12, 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 April 3, 2026.
Service bulletins (98)
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.
Engine 2026-09-26 · LI18.00-P-073137 · Service Bulletin/Repair Instructions
complaint sporadic warning message in instrument cluster "engine oil pressure, stop switch off vehicle" (or similar) is shown in red on vehicles with low mileage. cause directional control valve may stick. remedy 1‑ read off oil level in instrument cluster and correct if necessary. 2‑ perform approx
Power Train 2026-09-25 · NCU - 2026080002 · Service Campaign
mercedes-benz ag, the manufacturer of mercedes-benz vehicles, has determined that on certain subject vehicles, the transmission control unit (vgs) in the automatic transmission does not meet current mbag specifications. the polarities of the magnets in the transmission control unit (vgs) may have be
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
Engine 2026-09-17 · LI20.10-P-075374 · Service Bulletin/Repair Instructions
complaint red coolant warning in instrument cluster. fault codes u019f00 or u019f87 current/stored in mrg1 control unit. cause various causes remedy perform guided test for fault code u019f with xentry diagnosis. verify the following connections are clean and tight. correct any problems and retest p
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 98 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-04-12 · Power Train“on april 2, 2026, while driving at highway speed in heavy traffic, the vehicle experienced a sudden and complete loss of forward propulsion without warning. engine rpms increased with no corresponding acceleration, consistent with catastrophic transmission slipping. the vehicle could not maintain safe speed. i coasted to a stop and was able to limp…”
2026-03-31 · Vehicle Speed Control“the contact leased a 2026 mercedes-benz gle450 4matic. the contact stated that while driving at an undisclosed speed, there was an unknown warning light flashing on the instrument panel. the speed limit was displayed and was flashing. the contact turned off the feature, but the light continued to flash on the instrument panel. the vehicle was taken…”
2026-01-23 · Vehicle Speed Control“while driving on a limited-access highway at 65 mph with cruise control engaged, the vehicle unexpectedly reduced speed to 50 mph without any driver input under steady traffic and road conditions. no braking was applied by the driver, and no warnings or alerts were displayed prior to or during the speed reduction. separately, the vehicle’s display…”
2025-12-22 · Electrical System“i am writing to lodge a complaint regarding my brand new vehicle, which has been in the shop for over a 3 months since its purchase on [xxx]. i picked up my 2026 mercedes gle 450 from baker mercedes benz in charleston, and it started malfunctioning about 20 minutes into the trip home. the following day i brought it into my local mercedes dealershi…”
2025-12-16 · Service Brakes“i was driving in i75 highway south in michigan and heading to ohio. i had around 70 mil/hr ish speed and was trying to pass a commercial truck. i just turned on rear window wiper to clean it and once it started to work, the vehicle had a very hard brake for a couple seconds which the my seat belt pushed me hard to the seat to avoid of my head to g…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.