YearToAvoid

2021 Mercedes-Benz E 450 Recall List

14 safety recall campaigns on file with NHTSA for the 2021 Mercedes-Benz E 450, affecting electrical system, collision avoidance & cameras, steering, and airbags. Recall repairs are free at any authorized Mercedes-Benz dealer.

Recall campaigns
14
Do Not Drive
0
Park Outside
0
Over-the-air fixes
3
Latest report
Feb 9, 2024
Owner complaints
7

All 2021 Mercedes-Benz E 450 recalls

Newest first. Summaries are NHTSA’s own wording.

  1. NHTSA 24V100000Feb 9, 2024Electrical System12,191 vehicles

    Electrical system:wiring

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2023 CLS450, E450, E450 All-Terrain, AMG E53, AMG GT43, AMG GT53, and 2021 AMG CLS53 vehicles. The 48-volt ground cable connection located in the engine compartment may not be tightened properly and may result in the ground cable overheating.

    Risk: An overheated ground cable increases the risk of a fire.

    Remedy: Dealers will inspect the 48-volt ground cable connection and repair it as necessary, free of charge. Owner notification letters were mailed March 22, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2024MMNNNN.

  2. NHTSA 22V733000Sep 30, 2022Electrical System19,968 vehicles

    Electrical system:12v/24v/48v battery

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2022 CLS450 Coupe and AMG E53, 2019-2021 AMG CLS53 Coupe, and 2021-2022 E450 vehicles. The 12-Volt battery in the trunk may not be properly secured, which, in the event of a crash, can cause electrical connection failure, disabling various safety features including, emergency call (eCall) system, electric seat adjustment, hazard warning lights, and automatic door locks.

    Risk: The inability to operate safety features (eCall system, hazard lights, electric seats, or automatic door locks) can increase the risk of injury during a crash.

    Remedy: Dealers will secure the 12V battery, free of charge. Owner notification letters were mailed January 20, 2023. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022100009.

  3. NHTSA 22V365000May 20, 2022Electrical System242,722 vehiclesOver-the-air fix

    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.

  4. NHTSA 22V232000Apr 8, 2022Collision Avoidance & Cameras126,443 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.

  5. NHTSA 22V189000Mar 25, 2022Steering8,396 vehicles

    Steering: steering wheel/handle bar

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2022 C-Class, E-Class, S-Class, SL, EClass Coupe/Convertible, CLS, AMG GT 4-doors Coupe, and EQS vehicles with a heated leather steering wheel. Due to a software error in the hand detection control unit, the hands-off detection might not detect when the driver's hands are away from the steering wheel when using the Active Distance Assist DISTRONIC system.

    Risk: Deactivated hands-off detection will prevent DISTRONIC system features from functioning, including warnings to grab the steering wheel and calling first responders as part of the Active Emergency Stop Assist, which can increase the risk of a crash or injury.

    Remedy: Dealers will update the hand detection control unit software for the DISTRONIC system, free of charge. Owner notification letters were mailed May 6, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022040010.

  6. NHTSA 21V527000Jul 12, 2021Airbags542 vehicles

    Air bags:sensor:side impact

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 CLS450, AMG E53, AMG CLS53, E350, E450, AMG GT43, AMG GT53, 2020 S450, S560, G550, AMG GLC63, 2020-2021 GLC300, and AMG G63 vehicles. The side crash sensor connectors may come loose, which could delay the activation of air bags and seatbelts during a side impact crash.

    Risk: Air bags and seatbelts that don't function as intended can increase the risk of injury during a crash.

    Remedy: Dealers will inspect and replace as necessary, the side impact crash sensors, free of charge. Owner notification letters were mailed on September 3, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021070032/33.

  7. NHTSA 21V483000Jun 25, 2021Seat Belts4,917 vehicles

    Seat belts:rear/other:retractor

    Mercedes-Benz, LLC (MBUSA) is recalling certain 2021 G550, AMG G63, E350, E450, AMG CLS53, AMG E53, AMG GT43, AMG GT53, AMG GT63, 2021-2022 CLS450, and AMG E63 vehicles. The rear seat belt automatic locking retractors may deactivate early, which can prevent the child restraint system from securing properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 208, "Occupant Crash Protection."

    Risk: An unsecured child restraint system can increase the risk of injury during a crash.

    Remedy: Dealers will inspect, and replace as necessary, the rear seat belt assemblies, free of charge. Owners notified of the voluntary recall campaign by an interim letter on August 13, 2021. A final letter was mailed on September 24, 2021. Owners may contact MBUSA customer service at 1-800-367-6372.

  8. NHTSA 21V406000May 28, 2021Structure & Body218 vehicles

    Seats:mid/rear assembly:head restraint

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 C300 Cabriolet, C43 AMG Cabriolet, C63 AMG Cabriolet, C63 AMG S Cabriolet, E450 Cabriolet, and E53 AMG Cabriolet vehicles. The rear headrests may be incorrectly mounted to the seatbacks.

    Risk: Incorrectly mounted headrests could move or detach from the seat during a crash, increasing the risk of injury.

    Remedy: Dealers will inspect the rear seatback guide bushings and replace them if necessary, free of charge. Owner notification letters were mailed July 16, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021060010.

  9. NHTSA 21V354000May 14, 2021Electrical System343,191 vehiclesOver-the-air fix

    Electrical system:software

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2021 CLA-Class, GLE/GLS-Class, A-Class, E-Class, E-Class Coupe and Convertible, GLA/GLB-Class, GLC-Class, CLS-Class, and AMG GT-Class 4-door Coupe vehicles. Please refer to MBUSA's recall report for specific vehicle model details. The MBUX multimedia system software may cause the display to remain black, or reboot after startup. This could result in the rearview camera image not displaying properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 111, "Rear Visibility."

    Risk: A backup camera that displays a blank image reduces the driver's rear view, increasing the risk of a crash or injury.

    Remedy: The multimedia system software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. Owner notification letters were mailed beginning June 28, 2021. Owners may contact MBUSA customer service at 1-800-367-6373. MBUSA's number for this recall is 2021050012.

  10. NHTSA 21V228000Apr 1, 2021Collision Avoidance & Cameras6 vehicles

    Back over prevention:warnings:external/pedestrian alert

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 E350, E450, E450 Wagon, and AMG E63 vehicles. The parking control unit may fail to display the rearview camera image and cause the parking sensors to misidentify or fail to detect objects.

    Risk: An inoperative rearview camera display and/or parking sensors can reduce the driver's view and awareness of what is behind the vehicle, increasing the risk of a crash.

    Remedy: All affected vehicles are still within MBUSA's control. MBUSA will replace the parking control unit, free of charge. The recall began April 8, 2021. Owner may contact MBUSA customer service at 1-800-367-6372.

  11. NHTSA 21V230000Apr 1, 2021Structure & Body8,634 vehicles

    Seats

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 C-Class, E-Class, E-Class Coupe and Convertible, GLC, CLS, AMG GT 4-door Coupe and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. A faulty electrical contact within the seat position switch may prevent the driver and passenger air bags and seat belt force limiters from properly activating during a crash.

    Risk: Air bags and seat belts that do not perform properly in a crash can increase the risk of injury.

    Remedy: MBUSA will notify owners, and dealers will replace the seat position switches, free of charge. Owner letters were mailed May 21, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021040016.

  12. NHTSA 21V216000Mar 26, 2021Structure & Body109 vehicles

    Seats:front assembly:power adjust

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 E350, E450, E450 Wagon, E63S AMG, 2020 E63S AMG Wagon, and 2020-2021 E53 AMG vehicles. The passenger seat limiter may allow the seat to be positioned too close to the air bag.

    Risk: A seat too close to the air bag increases the risk of injury in the event of a crash necessitating the deployment of the frontal passenger air bag.

    Remedy: MBUSA will notify owners, and dealers will recalibrate the passenger seat limiter, free of charge. The recall began April 29, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021040002.

  13. NHTSA 21V058000Feb 5, 2021Other1,292,258 vehiclesOver-the-air fix

    Communication: auto crash notification

    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.

  14. NHTSA 20V673000Oct 30, 2020Structure & Body1,337 vehicles

    Seats

    Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2021 E350 and E450, 2019-2021 AMG E53 and 2020-2021 AMG E63 vehicles. The front passenger seat may be missing the mechanical seat adjustment range limit stop, allowing the seat to move outside of the acceptable range in relation to the air bag.

    Risk: If the front passenger seat is adjusted beyond the acceptable range in relation to the air bag, there could be an increased risk of injury in the event of a crash with air bag deployment.

    Remedy: MBUSA will notify owners, and dealers will inspect for the mechanical seat adjustment range limitation for the front passenger seat and install it if necessary, free of charge. The recall began December 18, 2020. Owners may contact MBUSA customer service at 1-800-368-6372. MBUSA's number for this recall is 2020110013.

Frequently asked questions

How many recalls does the 2021 Mercedes-Benz E 450 have?
NHTSA lists 14 recall campaigns for the 2021 Mercedes-Benz E 450, covering electrical system, collision avoidance & cameras, steering, airbags, and seat belts.
Are 2021 Mercedes-Benz E 450 recall repairs free?
Yes. Under U.S. law, manufacturers must fix safety recalls free of charge at authorized dealers, regardless of the vehicle’s age or how many owners it has had. Use the VIN check to see which campaigns are still open on a specific car.
What is the most recent recall on the 2021 Mercedes-Benz E 450?
The most recent campaign is NHTSA 24V100000, reported Feb 9, 2024, concerning the electrical system.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.