Model year record

2021 Mercedes-Benz GLS450

12 recall campaigns on file for this model year. 45 owner complaints on file.

Recalls

Recall campaignNHTSA 24V207000

Electrical system: wiring

Component
Electrical system: wiring
Manufacturer
Mercedes-Benz USA, LLC
Vehicles affected
116,020
Reported to NHTSA
2024-03-15
Owners notified
2024-05-03

Defect description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023-2024 GLE 350, 2020-2024 GLE 450, 2020-2023 GLS 580, GLE 580, 2019-2023 GLS 450, 2021-2023 Maybach GLS 600, AMG GLS 63, 2021-2024 AMG GLE 53, AMG GLE 53 Coupe, and AMG GLE 63 S vehicles. A 48-Volt ground connection under the passenger seat may not be secured properly, resulting in the ground connection overheating.

Safety risk

An overheated ground connection can increase the risk of a fire.

Manufacturer remedy

Dealers will inspect and tighten the 48-Volt ground connection as necessary, free of charge. Owner notification letters were mailed on May 3, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2024040002.

Recall campaignNHTSA 24V118000

Power train: automatic transmission: control module: software

Component
Power train: automatic transmission: control module: software
Manufacturer
Mercedes-Benz USA, LLC
Vehicles affected
105,071
Reported to NHTSA
2024-02-16
Owners notified
2024-03-29

Defect description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020-2023 GLE 450 and GLS 450 vehicles. The transmission may not fully downshift in certain conditions, causing the engine to stall.

Safety risk

An engine stall increases the risk of a crash.

Manufacturer remedy

Dealers will update the transmission control unit software, free of charge. Owner notification letters were mailed March 29, 2024. Owners may contact MBUSA customer service at 1-800-367-6372.

Recall campaignNHTSA 23V445000

Fuel system, gasoline: delivery: fuel pump

Component
Fuel system, gasoline: delivery: fuel pump
Manufacturer
Mercedes-Benz USA, LLC
Vehicles affected
143,551
Reported to NHTSA
2023-06-26
Owners notified
2023-09-29

Defect description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2023 C-Class, E-Class, S-Class, CLS, SL, GT, GLC, GLE, GLS, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle details. The fuel pump may shutdown, which can result in a loss of drive power.

Safety risk

A loss of drive power can increase the risk of a crash.

Manufacturer remedy

Dealers will replace the fuel pump, free of charge. Owner notification letters were mailed on June 14, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2023070012.

Recall campaignNHTSA 23V177000

Visibility: defroster/defogger/hvac system

Component
Visibility: defroster/defogger/hvac system
Manufacturer
Mercedes-Benz USA, LLC
Vehicles affected
61,450
Reported to NHTSA
2023-03-17
Owners notified
2023-04-28

Defect description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020-2021 GLE350, GLE450, GLS450, GLS580, 2021 AMG GLE53, AMG GLE63, Maybach GLS600, AMG GLS63, and 2020 GLE580 vehicles. The air conditioner drain hoses may have been incorrectly installed, causing water to drain into the passenger compartment.

Safety risk

Water intrusion into the foot wells may cause corrosion and/or short circuits to electrical components, increasing the risk of fire. In addition, the emergency call (eCall) feature may be disabled and the doors may not unlock, increasing the risk of injury. Also, the engine may not start or may enter a limp-home mode, increasing the risk of a crash.

Manufacturer remedy

Dealers will inspect and reinstall the air conditioner drain hoses, as necessary, free of charge. Owner notification letters were mailed April 28, 2023. Owners may contact MBUSA customer service at 1-800-367-6372. This recall is an expansion of recall numbers 21V-288 and 19V-587. MBUSA's numbers for this recall are 2023030014 and 15.

Recall campaignNHTSA 22V732000

Seats: mid/rear assembly

Component
Seats: mid/rear assembly
Manufacturer
Mercedes-Benz USA, LLC
Vehicles affected
59,574
Reported to NHTSA
2022-09-30
Owners notified
2022-11-18

Defect description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 AMG GLS63, 2020-2022 GLS450 and GLS580 vehicles. Due to a manufacturing error, the locks on the third-row seatbacks may fail in the event of a crash.

Safety risk

A seat with a seatback lock failure may not properly restrain occupants, increasing the risk of injury during a crash.

Manufacturer remedy

Dealers will inspect and replace the third-row seatback, as necessary, free of charge. Owner notification letters were mailed November 18, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022100011.

Recall campaignNHTSA 22V680000

Structure: body

Component
Structure: body
Manufacturer
Mercedes-Benz USA, LLC
Vehicles affected
161,000
Reported to NHTSA
2022-09-12
Owners notified
2022-11-01

Defect description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020-2022 GLE350, GLE450, GLS450, 2021-2022 AMG GLE53, 2020-2021 GLE580, GLS580, and 2021 GLE400e, AMG GLS63, AMG GLE63 S, and Maybach GLS600 vehicles. Due to a manufacturing error, the rear door window trim bars may detach.

Safety risk

Detached trim bars may cause a road hazard and increase the risk of a crash or injury.

Manufacturer remedy

Dealers will inspect and secure the rear window trim bars, as necessary, free of charge. Owner notification letters were mailed November 1, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022090010.

Recall campaignNHTSA 22V365000

Communication: auto crash notification

Component
Communication: auto crash notification
Manufacturer
Mercedes-Benz USA, LLC
Vehicles affected
242,722
Reported to NHTSA
2022-05-20
Owners notified
2022-07-08

Defect description

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.

Safety 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.

Manufacturer 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 campaignNHTSA 22V231000

Electrical system: wiring: interior/under dash

Component
Electrical system: wiring: interior/under dash
Manufacturer
Mercedes-Benz USA, LLC
Vehicles affected
21,306
Reported to NHTSA
2022-04-08
Owners notified
2022-07-08

Defect description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020-2022 GLE450, GLS450, 2021-2022 AMG GLE53, 2020-2021 GLE580, GLS580, 2021 AMG GLE63, Maybach GLS600 and AMG GLS63 vehicles. A ground cable bolt for the 48V ground connection under the front passenger seat may not be secured properly, which can cause the electrical cable to overheat.

Safety risk

An overheated electrical cable can increase the risk of a fire.

Manufacturer remedy

Dealers will inspect and tighten the ground cable bolt, as necessary, free of charge. Owner notification letters were mailed July 8, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022040017.

Recall campaignNHTSA 21V832000

Visibility: glass, side/rear

Component
Visibility: glass, side/rear
Manufacturer
Mercedes-Benz USA, LLC
Vehicles affected
23
Reported to NHTSA
2021-10-22
Owners notified
2021-12-08

Defect description

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2021 GLE 350, GLE 580, GLS 450, GLS 580, AMG GLE 53, AMG GLE 63 S, and AMG GLS 63 S vehicles. The rear window may be insufficiently bonded to the tailgate, which could allow the rear glass to detach.

Safety risk

Detached rear glass can become a road hazard, increasing the risk of a crash.

Manufacturer remedy

Dealers will replace the rear window, free of charge. Owner notification letters were mailed December 8, 2021. Owners may contact MBUSA customer service at 1-800-367-6372.

Recall campaignNHTSA 21V354000

Electrical system: software

Component
Electrical system: software
Manufacturer
Mercedes-Benz USA, LLC
Vehicles affected
343,191
Reported to NHTSA
2021-05-14
Owners notified
2021-06-28

Defect description

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."

Safety risk

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

Manufacturer 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.

Recall campaignNHTSA 21V058000

Communication: auto crash notification

Component
Communication: auto crash notification
Manufacturer
Mercedes-Benz USA, LLC
Vehicles affected
1,292,258
Reported to NHTSA
2021-02-05
Owners notified
2021-03-12

Defect description

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.

Safety 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.

Manufacturer 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 campaignNHTSA 20V089000

Electrical system: instrument cluster/panel

Component
Electrical system: instrument cluster/panel
Manufacturer
Mercedes-Benz USA, LLC.
Vehicles affected
2,101
Reported to NHTSA
2020-02-14
Owners notified
2020-03-31

Defect description

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 CLA250, CLA250 4MATIC and CLA35 AMG 4MATIC, 2020-2021 GLE350, GLE350 4MATIC, GLE450 4MATIC, GLS450 4MATIC and GLS580 4MATIC and 2021 GLE53 AMG Coupe, GLE63S AMG 4MATIC, GLS63 AMG 4MATIC and Maybach GLS600 4MATIC vehicles. The instrument cluster software may deactivate the illumination of certain interior switches (switch bar, overhead control unit, steering wheel) if the hazard lights are turned on and the ignition switch is in the 'off' position. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 101, "Control and Displays."

Safety risk

If the interior switches are not illuminated, they may be more difficult to find and operate, increasing the risk of a crash.

Manufacturer remedy

MBUSA will notify owners, and dealers will update the instrument cluster software, free of charge. The recall began March 31, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020030019.

Owner complaints

A complaint is one person's report to a federal agency. It is not a finding.

ComponentComplaintsMedian mileage
Electrical system1511,000 mi
Unknown or other8
Engine311,000 mi
Seats3
Wheels2
Electrical system: 12V/24V/48V battery1
Forward collision avoidance: adaptive cruise control1
Forward collision avoidance: adaptive cruise control: software13,000 mi
Fuel system, gasoline1
Lane departure: assist1
Lane departure: blind spot detection1
Lane departure: lane keep: steering assist1
Lane departure: warning1
Power train111,000 mi
Seat belts125,000 mi
Structure: body: door1
Tires1
Vehicle speed control13,000 mi
Visibility/wiper1

The 2020 model has 45 times as many complaints as this one. These figures reflect raw complaint counts, not failure rates. Higher-selling model years naturally receive more complaints.

Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.