2020 Mercedes-Benz E 450 problems, complaints & recalls

Updated from NHTSA data · How we count

Owners have filed 9 complaints with NHTSA about the 2020 Mercedes-Benz E 450, most often about driver assistance & safety tech. There are 7 recalls for this model year.

Complaints
9
Recalls
7
Crashes
0
Fires
1
Injuries
1
Median mileage
41,000 mi
at time of problem

Key facts

  • Driver Assistance & Safety Tech is the most-reported problem area, named in 3 of 9 complaints (33%).
  • Body & Structure (3) and wheels & tires (1) follow.
  • Half of the complaints that list mileage happened before 41,000 mi.
  • Owners reported 0 crashes, 1 fire and 1 injury.
  • The 2020 Mercedes-Benz E 450 has 7 recalls on file.
  • It ranks 2nd of 6 Mercedes-Benz E 450 model years by our severity-weighted complaint score (1st = worst).
  • That is 44% fewer complaints than the 2019 model year (16).

2020 Mercedes-Benz E 450 problems by category

  • Driver Assistance & Safety Tech
    3 complaints
  • Body & Structure
    3 complaints
  • Wheels & Tires
    1 complaints
  • Engine
    1 complaints
  • Other / Unknown
    1 complaints
  • Transmission & Drivetrain
    1 complaints

A complaint can mention more than one problem area, so categories add up to more than the total.

Most-reported components

Component (as filed with NHTSA)Complaints
Back over prevention3
Structure:body2
Engine1
Latches/locks/linkages:doors:lock1
Power train1
Tires1
Unknown or other1
Back over prevention: sensing system: camera1

When problems happen (mileage)

2Under 10k10k–30k330k–60k160k–100k100k–150k150k+
Mileage at the time of the problem, for 2020 Mercedes-Benz E 450 complaints that list mileage.

2020 Mercedes-Benz E 450 recalls (7)

  • Recall 22V365000May 20, 2022242,722 vehicles
    COMMUNICATION: AUTO CRASH NOTIFICATION · ELECTRICAL SYSTEM:SOFTWARE

    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.

    Remedy: 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.

  • Recall 22V232000Apr 8, 2022126,443 vehicles
    BACK OVER PREVENTION:DISPLAY FUNCTION

    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.

    Remedy: 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.

  • Recall 21V961000Dec 13, 2021139 vehicles
    FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL · FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS

    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.

    Remedy: 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.

  • Recall 21V058000Feb 5, 20211,292,258 vehicles
    COMMUNICATION: AUTO CRASH NOTIFICATION · ELECTRICAL SYSTEM:SOFTWARE

    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.

    Remedy: 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.

  • Recall 20V328000Jun 5, 20201,352 vehicles
    SEATS:MID/REAR ASSEMBLY

    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.

    Remedy: 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.

  • Recall 20V228000Apr 21, 20206 vehicles
    SEAT BELTS:FRONT:WEBBING

    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.

    Remedy: 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.

  • Recall 20V068000Feb 7, 2020239 vehicles
    COMMUNICATION

    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) communication module may be damaged, potentially relaying an inaccurate vehicle location.

    Risk: An inaccurate vehicle location may delay emergency responders, increasing the risk of injury.

    Remedy: 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.

Recent 2020 Mercedes-Benz E 450 complaints

Excerpts of the newest owner complaints, lightly cleaned of personal details. Complaints are unverified owner reports.

  1. Filed Sep 24, 202668,000 miFLTransmission & Drivetrain
    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 associated with an unrepaired recall. The contact received notification of NHTSA Campaign Number: 26V216000 (Power Train); however, the…
    NHTSA complaint #11766624 · source
  2. Filed May 19, 2026NYBody & StructureOther / Unknown
    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 premature and inconsistent with expected vehicle life.
    NHTSA complaint #11738921 · source
  3. Filed Oct 17, 202548,000 miTXDriver Assistance & Safety Tech
    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 contacted. The vehicle was not diagnosed or repaired. The manufacturer was not made aware of the failure. The approximate failure…
    NHTSA complaint #11694082 · source
  4. Filed Jan 14, 202534,000 miAZDriver Assistance & Safety Tech
    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 of issuing a related recall. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure and informed…
    NHTSA complaint #11635911 · source
  5. Filed Jul 12, 202448,000 miTXDriver Assistance & Safety Tech
    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 taken to the dealer where it was diagnosed that the failure was related to NHTSA Campaign Numbers: 22V232000 (Back Over Prevention)…
    NHTSA complaint #11601554 · source
  6. Filed May 23, 2022NYWheels & 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 with no spare. The rubber began melting and I was told by the tire shop fixing my car it fused to the rim. This tire was not made…
    NHTSA complaint #11465827 · source
  7. Filed Oct 24, 2021CAFireEngine
    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 gate. Allstate, the insurance carrier is performing a fire inspection of the vehicle.
    NHTSA complaint #11437940 · source
  8. Filed Jun 2, 20218,000 miNYBody & Structure
    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 failure mileage was approximately 8,000.
    NHTSA complaint #11419360 · source

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Source: U.S. National Highway Traffic Safety Administration (NHTSA) Office of Defects Investigation public data, as of Oct 11, 2026. Complaints are submitted by owners and are not verified by NHTSA or by us; a complaint does not prove a defect exists. View this vehicle on NHTSA.gov Methodology