2021 Mercedes-Benz E 450: recalls and complaints

NHTSA lists 14 recall campaigns for the 2021 Mercedes-Benz E 450. The newest campaign is 24V100000. NHTSA received the report on 9 Feb 2024. The NHTSA record gives the component Electrical System / Wiring. NHTSA has 7 complaints on file for this model year.

The NHTSA recall file shows no do-not-drive advisory and no park-outside advisory on these campaigns.

This page cannot show if a recall applies to one vehicle. The NHTSA VIN lookup shows the unrepaired recalls of one vehicle.

Remedy of the newest campaign, 24V100000, in the NHTSA record

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.

NHTSA VIN lookup

Complaint information entered into NHTSA’s Office of Defects Investigation vehicle owner's complaint database is used with other data sources to identify safety issues that warrant investigation and to determine if a safety-related defect trend exists.
NHTSA publishes these words. Source: NHTSA Datasets and APIs, section Complaints, read on 1 Oct 2026. Complaint file through 30 Sep 2026. Recall file through 30 Sep 2026.

Since the last update

No tracked figure of this page changed in a data update. What the log tracks

All updates to the register

Recall campaigns

14 campaigns, newest first. 2,060,932 units in total.

24V1000009 Feb 2024Electrical System / Wiring
22V73300030 Sep 2022Electrical System / 12v/24v/48v Battery
22V36500020 May 2022Electrical System / Software
22V2320008 Apr 2022Back Over Prevention / Display Function
22V18900025 Mar 2022Steering / Steering Wheel/Handle Bar
21V52700012 Jul 2021Air Bags / Sensor / Side Impact
21V48300025 Jun 2021Seat Belts / Rear/Other / Retractor
21V40600028 May 2021Seats / Mid/Rear Assembly / Head Restraint
21V35400014 May 2021Back Over Prevention / Sensing System / Camera
21V2280001 Apr 2021Back Over Prevention / Warnings / External/Pedestrian Alert
21V2300001 Apr 2021Seats
21V21600026 Mar 2021Seats / Front Assembly / Power Adjust
21V0580005 Feb 2021Communication / Auto Crash Notification
20V67300030 Oct 2020Seats

24V100000Received 9 Feb 2024. 12,191 units.
Electrical System / Wiring
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
An overheated ground cable increases the risk of a fire.
Remedy, in the NHTSA record
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.
Report filed by Mercedes-Benz USA, LLC. Manufacturer campaign number 2024MMNNNN. Owner notification date in the NHTSA record: 22 Mar 2024.
22V733000Received 30 Sep 2022. 19,968 units.
Electrical System / 12v/24v/48v Battery
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
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, in the NHTSA record
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.
Report filed by Mercedes-Benz USA, LLC. Manufacturer campaign number 2022100009. Owner notification date in the NHTSA record: 20 Jan 2023.
22V365000Received 20 May 2022. 242,722 units.
Electrical System / Software
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
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, in the NHTSA record
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.
Report filed by Mercedes-Benz USA, LLC. Owner notification date in the NHTSA record: 8 Jul 2022.
22V232000Received 8 Apr 2022. 126,443 units.
Back Over Prevention / Display Function
Defect, in the NHTSA record
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."
Consequence, in the NHTSA record
An inoperable rearview camera display reduces the driver's rear view, increasing the risk of a crash.
Remedy, in the NHTSA record
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.
Report filed by Mercedes-Benz USA, LLC. Manufacturer campaign number 2022060007. Owner notification date in the NHTSA record: 15 Jul 2022.
22V189000Received 25 Mar 2022. 8,396 units.
Steering / Steering Wheel/Handle Bar
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
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, in the NHTSA record
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.
Report filed by Mercedes-Benz USA, LLC. Manufacturer campaign number 2022040010. Owner notification date in the NHTSA record: 9 May 2022.
21V527000Received 12 Jul 2021. 542 units.
Air Bags / Sensor / Side Impact
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
Air bags and seatbelts that don't function as intended can increase the risk of injury during a crash.
Remedy, in the NHTSA record
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.
Report filed by Mercedes-Benz USA, LLC. Manufacturer campaign number 2021070032/33. Owner notification date in the NHTSA record: 3 Sep 2021.
21V483000Received 25 Jun 2021. 4,917 units.
Seat Belts / Rear/Other / Retractor
Defect, in the NHTSA record
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."
Consequence, in the NHTSA record
An unsecured child restraint system can increase the risk of injury during a crash.
Remedy, in the NHTSA record
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.
Report filed by Mercedes-Benz USA, LLC. Manufacturer campaign number 2021080021. Owner notification date in the NHTSA record: 24 Sep 2021.
21V406000Received 28 May 2021. 218 units.
Seats / Mid/Rear Assembly / Head Restraint
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
Incorrectly mounted headrests could move or detach from the seat during a crash, increasing the risk of injury.
Remedy, in the NHTSA record
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.
Report filed by Mercedes-Benz USA, LLC. Manufacturer campaign number 2021060010. Owner notification date in the NHTSA record: 16 Jul 2021.
21V354000Received 14 May 2021. 343,191 units.
Back Over Prevention / Sensing System / Camera
Defect, in the NHTSA record
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."
Consequence, in the NHTSA record
A backup camera that displays a blank image reduces the driver's rear view, increasing the risk of a crash or injury.
Remedy, in the NHTSA record
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.
Report filed by Mercedes-Benz USA, LLC. Manufacturer campaign number 2021050012. Owner notification date in the NHTSA record: 28 Jun 2021.
21V228000Received 1 Apr 2021. 6 units.
Back Over Prevention / Warnings / External/Pedestrian Alert
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
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, in the NHTSA record
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.
Report filed by Mercedes-Benz USA, LLC. Owner notification date in the NHTSA record: 8 Apr 2021.
21V230000Received 1 Apr 2021. 8,634 units.
Seats
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
Air bags and seat belts that do not perform properly in a crash can increase the risk of injury.
Remedy, in the NHTSA record
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.
Report filed by Mercedes-Benz USA, LLC. Manufacturer campaign number 2021040016. Owner notification date in the NHTSA record: 21 May 2021.
21V216000Received 26 Mar 2021. 109 units.
Seats / Front Assembly / Power Adjust
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
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, in the NHTSA record
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.
Report filed by Mercedes-Benz USA, LLC. Manufacturer campaign number 2021040002. Owner notification date in the NHTSA record: 29 Apr 2021.
21V058000Received 5 Feb 2021. 1,292,258 units.
Communication / Auto Crash Notification
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
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, in the NHTSA record
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.
Report filed by Mercedes-Benz USA, LLC. Manufacturer campaign number 2021020025. Owner notification date in the NHTSA record: 12 Mar 2021.
20V673000Received 30 Oct 2020. 1,337 units.
Seats
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
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, in the NHTSA record
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.
Report filed by Mercedes-Benz USA, LLC.. Manufacturer campaign number 2020110013. Owner notification date in the NHTSA record: 18 Dec 2020.

The campaign number opens the NHTSA record. Each quotation is the text of the NHTSA recall file.

Recall campaign: One recall in the NHTSA recall file, with one campaign number. A campaign can name many makes, models and model years.

Units: The number of vehicles or products that a recall can include. The manufacturer or the firm reports the number to the agency.

Complaints by component

7 complaints, 8 component mentions.

A complaint can name more than one component. Each component that a complaint names is one component mention. This model year has fewer than 50 component mentions, so the table shows the number of mentions only.

2021 Mercedes-Benz E 450: component mentions in complaints
Component		Mentions
Electrical System		3
Engine		2
Unknown or Other		2
Wheels		1

Complaints that report a crash: 0
Complaints that report a fire: 0
Injuries in the complaints: 0
Deaths in the complaints: 0
Date of the newest complaint: 23 Jun 2022

These figures are the entries of the persons who sent the complaints.

Complaint: A report about a possible safety problem that a person sends to NHTSA. This site shows the number of complaints and not their text.

Complaints about the 2021 Mercedes-Benz E 450, by the year NHTSA received them. The largest year is 2021, with 5 complaints.

Investigations

The NHTSA investigation file has no investigation that names this model year.

Investigation: A study of a possible safety defect by the NHTSA Office of Defects Investigation. An investigation with no closing date in the NHTSA file is open.

Other model years

The number under each year is the number of recall campaigns.

A year without a link has fewer than 2 campaigns and fewer than 25 complaints. It has no page.

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Official channels

NHTSA VIN lookupNHTSA shows the unrepaired recalls of one vehicle from its VIN or its license plate.
NHTSA: report a safety problemThe NHTSA form for a complaint about a vehicle, a tire, a child seat or equipment.
NHTSA page of the 2021 Mercedes-Benz E 450The recalls, the complaints and the investigations that NHTSA shows for this model year.

Cite this page

Recall Register. 2021 Mercedes-Benz E 450: recalls and complaints. https://recallregister.com/vehicle/mercedes-benz/e-450/2021/. Source: NHTSA Office of Defects Investigation, recall, complaint and investigation files. Data through 30 Sep 2026.

Sources

Source: NHTSA Office of Defects Investigation
Licence: US government work, public domain
Recall file through: 30 Sep 2026
Complaint file through: 30 Sep 2026
First complaint in the file: 1 Jan 1995
Manufacturer in the recall file: Mercedes-Benz USA, LLC

The NHTSA record is the authority. A complaint count is the number of different complaint numbers for the make, the model and the model year. How the register is made. Report an error.

Questions

How many units are in the recall campaigns for the 2021 Mercedes-Benz E 450?: 2,060,932 units in 14 campaigns. A campaign can name other models and model years, and its units include them.
How many recall campaigns does the Mercedes-Benz E 450 have for all model years?: NHTSA lists 34 recall campaigns for the Mercedes-Benz E 450, model years 2019 to 2024. 14 of them name the 2021 model year.
Which component do the complaints about the 2021 Mercedes-Benz E 450 name most often?: Electrical System: 3 of 8 component mentions.
Is an NHTSA investigation of the 2021 Mercedes-Benz E 450 open?: The NHTSA investigation file has no investigation that names this model year.