2023 Mercedes-Benz Eqs 450+ problems, complaints & recalls
Most-reported problem areas: Electrical System (3) · Forward Collision Avoidance: Automatic Emergency Braking (2) · Vehicle Speed Control (1)
Safety recalls (3)
Back Over Prevention:warnings:external/Pedestrian Alert 2025-06-05 · campaign 25V366000 · 94 vehicles
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022-2025 S-Class, EQE SUV, EQE, EQS SUV and EQS vehicles. Please see the recall report for a complete list of models. Software in the Acoustic Vehicle Alerting System (AVAS) may cause an incorrect external pedestrian warning sound while reversing. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 141, "Minimum Sound Requirements for Hybrid Electric Vehicles."
Risk: A vehicle that makes an incorrect sound may fail to alert pedestrians of a reversing vehicle, increasing the risk of crash.
Fix: Dealers will update the AVAS software, free of charge. Owner notification letters were mailed August 1, 2025. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2025070005.
Electrical System:wiring:fuses And Circuit Breakers 2025-05-12 · campaign 25V255000 · 443 vehicles
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023-2024 C-Class, E-Class, S-Class, SL, GLC, EQE SUV, EQE, EQS SUV, and EQS vehicles that were incorrectly repaired under recall 24V-115. An incorrect fuse box that was not designed for the vehicle may have been installed.
Risk: An incorrect fuse box can result in a sudden loss of drive power or a loss of critical safety functions such as the restraint systems or instrument cluster, increasing the risk of a crash or injury. Additionally, there could be an increased risk of a fire.
Fix: Dealers will inspect and replace the main fuse boxes, free of charge. Owner notification letters were mailed June 6, 2025. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2025050003/4.
Air Bags:critical Fasteners 2024-12-20 · campaign 24V960000 · 1 vehicles
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling a certain 2023 EQS 450+ vehicle. The mounting brackets near the roof may have sharp edges that can damage the side-curtain air bag during deployment. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) numbers 214, "Side Impact Protection," and 226, "Ejection Mitigation."
Risk: An air bag that is damaged during deployment can increase the risk of injury in a crash.
Fix: Dealers will inspect and if necessary, replace the window airbags, and mounting brackets, free of charge. Owner notification letters were mailed February 7, 2025. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2025010005.
Service bulletins (251)
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
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
Structure:body 2026-09-14 · LI82.62-P-078631 · Service Bulletin/Repair Instructions
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,
Showing the 6 most recent of 251 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-10-13 · Forward Collision Avoidance: Warnings“i own a 2023 mercedes-benz eqs 450+. while driving, my vehicle has repeatedly applied the brakes suddenly and forcefully even though there was no vehicle, person, or obstacle in front of me. it feels as though the vehicle incorrectly detects an imminent collision and activates the automatic emergency braking system when there is nothing to hit. t…”
2026-09-09 · Lane Departure: Blind Spot Detection“the vehicle has experienced recurring intermittent failures of active brake assist and active blind spot assist. the systems may function normally and then unexpectedly become unavailable, with warning messages appearing in the vehicle. the primary driver was nearly involved in an accident during one occurrence when active brake assist unexpectedl…”
2026-04-17 · Vehicle Speed Control · 💥 crash“while making a left turn at low speed, i applied the brakes, but the vehicle did not respond as expected and instead appeared to drift, surge, or accelerate forward. the vehicle struck a fire hydrant and a bus stop pole before crashing into a tree. airbags deployed and both occupants sustained injuries. i suspect a possible malfunction involving br…”
2026-03-21 · Power Train“i am reporting a serious safety issue with my 2023 mercedes-benz eqs suv. on multiple occasions, the vehicle has suddenly lost power and completely stopped while driving on the freeway without warning. during these incidents, a red warning symbol appeared on the dashboard (a red turtle icon), indicating a critical malfunction. these failures create…”
2026-02-09 · Forward Collision Avoidance: Automatic Emergency Braking · 8,000 mi“the contact leases a 2023 mercedes-benz eqs450. while driving at 35 mph, the vehicle unexpectedly stopped with no other vehicle or object nearby. the vehicle was taken to the dealer on several occasions; however, the cause of the failure could not be determined. the contact was informed that it was a common failure and that other vehicle owners had…”
2025-12-26 · Electrical System“the vehicle throws a “charging fault” error when i try to charge my vehicle with a high speed charger. i tried two different chargers and two different locations with the same result. the safety risk is a faulty high voltage battery system. i have not taken it to the dealer yet. this just happened today. my understanding is that this is a fairly …”
2025-12-15 · Electrical System“while traveling cross-country from chicago, il to san diego, ca, my mercedes-benz eqs experienced a battery and system malfunction in erick, oklahoma at approximately 11:17 pm. at the time of the incident, the vehicle displayed approximately 93 miles of remaining range. i stopped to charge the vehicle; however, the vehicle failed to initiate chargi…”
2025-12-02 · Forward Collision Avoidance: Automatic Emergency Braking“this afternoon, while i was driving on freeway at a normal speed (75 miles/hour) with an ample distance (30 feet) from the car in front of me , i suddenly felt a huge impact. it was so violent that i immediately thought my car was hit by the car behind me. i stopped the car on freeway and called 911. but from the back mirror, i did not see any …”
2024-10-09 · Suspension“two weeks ago, i returned back from work and later on in the evening was driving to go to grocery store when the car seemed to get pulled to one side and started shaking when driving around 40mph. not knowing what was going on, i turned back and slowly drove it back home. next morning, i thought may be there is low tire pressure ( even though it wa…”
2024-09-26 · Service Brakes“2023 mercedes eqs 450 normal recuperation driving around 40 mph suddenly the brakes were applied and seat belts engaged with no apparent reason or obstacle. it was for a second and released so no damage except the scare and jolt of the brake. the internet is full of discussions about this phantom braking with electric and non-electric vehicles of …”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.