2020 Mercedes-Benz E 450 problems, complaints & recalls
Most-reported problem areas: Back Over Prevention (2) · Tires (1) · Structure:body (1)
🧭 Reliability snapshot
Compared against other Mercedes-Benz E 450 model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (7)
Communication: Auto Crash Notification 2022-05-20 · campaign 22V365000 · 242,722 vehicles
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2022 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, AMG GT-Class, C-Class, E-Class, S-Class, SL-Class, GLC-Class, CLS-Class, GLB-Class, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. An error in the communication module's SIM card software can cause a mobile network connection failure, disabling the emergency call (eCall) system.
Risk: A disabled eCall system would prevent a vehicle occupant from contacting the emergency services call center in an emergency, potentially delaying emergency responders and increasing the risk of injury.
Fix: The communication module software will be updated through an Over-the-Air (OTA) update or by a dealer, free of charge. Owner notification letters were mailed July 8, 2022. Owner notification letters will be mailed in phases, on July 8, 2022, May 17, 2024, July 29, 2024, and September 27, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's numbers are for this recall is 2022060005 and 2023110006.
Back Over Prevention:display Function 2022-04-08 · campaign 22V232000 · 126,443 vehicles
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2018-2021 CLA-Class, GLE/GLS-Class, A-Class, C-Class, E-Class, E-Class Coupe/Convertible, GLA/GLB-Class, GLC-Class, and CLS-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. The rearview camera may not display the rearview image due to a software error. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."
Risk: An inoperable rearview camera display reduces the driver's rear view, increasing the risk of a crash.
Fix: Dealers will update the rearview camera software, free of charge. Owner notification letters were mailed July 15, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022060007.
Fuel System, Gasoline:fuel Injection System:injectors 2021-12-13 · campaign 21V961000 · 139 vehicles
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019 AMG G63, C300, E300, G550, AMG GT63, AMG GT53, 2019-2020 A220, GLA250, GLC300, 2016 C300, 2020 AMG A35, AMG C43, AMG C63, CLA250, E350, E450, GLB250, GLE450, GLS450, GLS580, S560, and SL550 vehicles equipped with a gasoline engine. During the manufacturing process, particles may have been trapped between the fuel rail and injectors, which can cause a fuel leak.
Risk: A fuel leak in the presence of an ignition source, such as hot engine or exhaust components, can increase the risk of a fire.
Fix: Dealers will replace the fuel rail and fuel injectors, free of charge. Owner notification letters were mailed April 22, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for the recall is 2022030003.
Communication: Auto Crash Notification 2021-02-05 · campaign 21V058000 · 1,292,258 vehicles
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016 - 2021 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, GT-Class, C-Class, E-Class, S-Class, CLS-Class, SL-Class, B-Class, GLB-Class, GLC-Class, and G-Class vehicles. Please refer to the Part 573 report for specific vehicle model details. The software design of the communication module may fail to communicate the correct vehicle location for the emergency call system (eCall) in the event of a crash.
Risk: Failure of the eCall system may result in emergency responders being dispatched to the wrong location, increasing the risk of injury following a crash.
Fix: MBUSA will notify owners, and the communication module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. The recall began March 12, 2021. Owners may contact MBUSA customer service at 1-877-762-8267. MBUSA's number for this recall is 2021020025.
Seats:mid/Rear Assembly 2020-06-05 · campaign 20V328000 · 1,352 vehicles
Defect: Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 E450, AMG E63S, GLC300, AMG GLC43, AMG GLC63, AMG GT53, and AMG GT63 vehicles equipped with rear seatbacks that can be electrically unlatched. The left-rear seatback latch may not be strong enough to withstand certain loads. If cargo were to strike the left-rear seatback, the latch may fail.
Risk: In the event of a crash, if the left-rear seatback latch fails, it can increase the risk of injury.
Fix: MBUSA will notify owners, and dealers will replace the left-rear seatback latch, free of charge. The recall began August 17, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020070004.
Seat Belts:front:webbing 2020-04-21 · campaign 20V228000 · 6 vehicles
Defect: Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 E450 Coupe vehicles. The front left seatbelt may be improperly installed, potentially allowing the seatbelt to contact sharp metal components and damage the seatbelt webbing.
Risk: A damaged seatbelt may not properly restrain an occupant, increasing the risk of injury in the event of a crash.
Fix: MBUSA will notify owners, and dealers will inspect and reroute the front left seatbelt as necessary, or replace it if the webbing is damaged, free of charge. The recall began May 22,2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020050001.
Communication 2020-02-07 · campaign 20V068000 · 239 vehicles
Defect: Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 C300 Cabrio, C300 Cabrio 4MATIC, C300 Coupe, C43 AMG Cabrio 4MATIC, C43 AMG Coupe 4MATIC, C63S AMG Cabrio, CLS53 AMG 4MATIC, E350, E350 4MATIC, E450 Cabrio, E450 Cabrio 4MATIC, E450 Coupe, E450 Coupe 4MATIC, E450 4MATIC, E53 AMG Cabrio 4MATIC, GLC300 Coupe 4MATIC, GLC300, GLC300 4MATIC, GLC63 AMG Coupe 4MATIC, AMG GT63 4-Door 4MATIC, and AMG GT63S 4-Door 4MATIC vehicles. An electrical circuit inside the Emergency Call System (eCall)
Risk: An inaccurate vehicle location may delay emergency responders, increasing the risk of injury.
Fix: MBUSA will notify owners, and dealers will replace the communication module, free of charge. The recall began April 14, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020030016.
Service bulletins (240)
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.
Power Train 2026-09-26 · LI27.00-P-073124 · Service Bulletin/Repair Instructions
complaint customer complaints relating to automatic transmission 725.0 (nag3 classic /9g‑tronic automatic transmission) and 725.1 (nag3 facelift/9g‑tronic automatic transmission facelift) for faster, more effective and more targeted diagnosis, intelligent predictive repair (ipr) has been developed a
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
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,
Power Train 2026-09-04 · LI27.00-P-073124 · Service Bulletin/Repair Instructions
complaint customer complaints relating to automatic transmission 725.0 (nag3 classic / 9g‑tronic automatic transmission) and 725.1 (nag3 facelift/9g‑tronic automatic transmission facelift) for faster, more effective and more targeted diagnosis, intelligent predictive repair (ipr) has been developed
Showing the 6 most recent of 240 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-09-24 · Power Train · 68,000 mi“the contact owns a 2020 mercedes-benz e-450. the contact stated that while driving at an undisclosed speed, the accelerator pedal was depressed and there was an abnormal sound coming from the vehicle. the dealer was contacted by phone and made aware of the failure. the vehicle was taken to the dealer where the failure was confirmed and was associat…”
2026-05-19 · Unknown Or Other“rear glass window on convertible soft top is prematurely separating/delaminating from top assembly on 2020 mercedes-benz e350 convertible with under 8,000 miles. glass is integrated into the convertible top and failure may lead to reduced rear visibility, possible glass detachment, water intrusion, and safety hazard while driving. this appears prem…”
2025-10-17 · Back Over Prevention · 48,000 mi“the contact owns a 2020 mercedes-benz e-450. the contact stated that while attempting to reverse, the rearview camera became inoperative. the contact stated that the rearview camera image was frozen. the contact also expressed concerns that the emblem located on the rear of the vehicle was intermittently blocking the rearview image. the dealer was …”
2025-01-14 · Back Over Prevention · 34,000 mi“the contact owns a 2020 mercedes-benz e450. the contact stated that while reversing, the rearview camera image failed to display. an image indicating that the rearview camera was inoperable was displayed on the infotainment system screen. the local dealer was notified of the failure and informed the contact that the manufacturer was in the process …”
2024-07-12 · Back Over Prevention: Sensing System: Camera · 48,000 mi“the contact owns a 2020 mercedes-benz e450. the contact stated that while shifted into reverse, the back over prevention camera displayed the rear view of the vehicle for approximately 10-seconds before going black. the back over prevention camera remained open despite failing to display an image of the rear of the vehicle. the vehicle had been tak…”
2022-05-23 · Tires“the side wall split on the outside of the tire and the tire deflated. i pulled to the side of the road. i have no spare because the tires are run flats. i tried to drive and within about 3 miles the tire shredded. the tread separated from the tire and made the car undriveable because the tire tread was hitting the wheel well. i was stranded wi…”
2021-10-24 · Engine · 🔥 fire“on october 2, 2021, car caught fire in the engine compartment while car was turned off under carport of home. car mileage was 18,000. the car was serviced by mercedes of marin and driven approximately 25 miles after the service when incident occurred. no warning lamps or messages appeared. fire damage to carport and garage of house and fence and ga…”
2021-06-02 · Latches/Locks/Linkages:doors:lock · 8,000 mi“the contact owns a 2020 mercedes-benz e450. the contact stated while attempting to open and close the door, the door failed to remain open. additionally, on several occasions, the door closed independently. the vehicle was repaired however, the failure persisted. the manufacturer was informed of the failure. the contact was awaiting a callback. the…”
2020-12-30 · Structure:body · 400 mi“the door hinges are defective. when the door is opened, it closes too quickly. the detents do not work. they do not hold the door ajar. this is a long, heavy door and when it slams shut on your leg, ankle or foot it really hurts! the only way to get out of the vehicle safely is to put your foot against the door to hold it open while you exit. i bro…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.