2021 MERCEDES-BENZ AMG GLS63 Complaints and Recall Information
The 2021 MERCEDES-BENZ AMG GLS63 has 0 complaints and 223 recalls filed with NHTSA. Owners most frequently report issues related to electrical system faults, software errors impacting safety features, and component malfunctions affecting vehicle operation and safety.
There are 223 recalls for the 2021 MERCEDES-BENZ AMG GLS63 affecting multiple systems including electrical wiring connections, fuel delivery, communication modules, seating assembly, window trim, HVAC drainage, and backup camera functionality. These recalls address safety hazards such as fire risk, crash risk, and impaired emergency response capabilities.
Recalls- Electrical ground connection overheating. NHTSA recall 24V207000 affects 116,020 vehicles including AMG GLS63. A 48-Volt ground connection under the passenger seat may be improperly secured, causing overheating and increasing fire risk. Dealers will inspect and tighten the connection at no cost. Owner notification began May 3, 2024.
- Air conditioner drain hose misinstallation. NHTSA recall 23V177000 involves 61,450 vehicles. Incorrect installation allows water to enter the passenger compartment, potentially causing electrical shorts, disabling emergency call features, door unlocking failures, and engine limp-home mode, all increasing crash risk. Dealers will inspect and reinstall the drain hoses free of charge. Notification started April 28, 2023.
- Fuel pump shutdown. NHTSA recall 23V445000 affects 143,551 vehicles. The fuel pump may fail, leading to loss of drive power and increased crash risk. Dealers will replace the fuel pump at no charge. Owners were notified starting June 14, 2024.
- Emergency call system failure due to software. NHTSA recall 22V365000 covers 242,722 vehicles. A communication module SIM card software error disables the eCall system, potentially delaying emergency response after crashes. The fix is a dealer or OTA software update free of charge. Notifications began July 8, 2022, with phased mailings through 2024.
- Rear door window trim bars detachment. NHTSA recall 22V680000 involves 161,000 vehicles. Manufacturing errors cause rear window trim bars to detach, creating road hazards and crash risk. Dealers will inspect and secure trim bars at no cost. Notification letters were mailed November 1, 2022.
- Third-row seatback lock failure. NHTSA recall 22V732000 affects 59,574 vehicles including AMG GLS63. The seatback locks may fail in crashes, failing to restrain occupants and increasing injury risk. Dealers will inspect and replace seatbacks if needed at no charge. Notifications started November 18, 2022.
- Under-dash electrical ground cable overheating. NHTSA recall 22V231000 covers 21,306 vehicles. A ground cable bolt under the front passenger seat may be loose causing cable overheating and fire risk. Dealers will inspect and tighten bolts free of charge. Notifications began July 8, 2022.
- Communication module location error. NHTSA recall 21V058000 applies to 1,292,258 vehicles. The eCall system might send incorrect vehicle location to emergency responders, raising injury risk post-crash. Dealers or OTA will update software free of charge. Recall began March 12, 2021.
- Backup camera display failure. NHTSA recall 21V354000 affects 343,191 vehicles. Multimedia software may cause a black screen or reboot, disabling rear camera images and increasing crash risk. Vendors will update software OTA or dealer service at no cost. Notices started June 28, 2021.
- Instrument cluster illumination failure. NHTSA recall 20V089000 covers 2,101 vehicles including AMG GLS63. Instrument cluster software may prevent interior switch illumination with hazard lights on and ignition off, making controls harder to use and increasing crash risk. Dealers will update software free of charge. Recalls started March 31, 2020.
Owners with vehicles facing repeated repairs, unresolved recall issues, or safety defects should consider their rights under state lemon laws. Legal consultation may help clarify protections and potential remedies related to persistent defects or serious safety hazards.
2021 MERCEDES-BENZ AMG GLS63 Summary
2021
Model Year
0
Total Complaints
10
Total Recalls
2443173
Vehicles Affected
Recalls
2021 MERCEDES-BENZ AMG GLS63
116020 vehicles affected
ELECTRICAL SYSTEM:WIRING
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.
Risk: An overheated ground connection can increase the risk of a fire.
2021 MERCEDES-BENZ AMG GLS63
61450 vehicles affected
VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM
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.
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.
2021 MERCEDES-BENZ AMG GLS63
143551 vehicles affected
FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
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.
Risk: A loss of drive power can increase the risk of a crash.
2021 MERCEDES-BENZ AMG GLS63
21306 vehicles affected
ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH
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.
Risk: An overheated electrical cable can increase the risk of a fire.
2021 MERCEDES-BENZ AMG GLS63
59574 vehicles affected
SEATS:MID/REAR ASSEMBLY
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.
Risk: A seat with a seatback lock failure may not properly restrain occupants, increasing the risk of injury during a crash.
2021 MERCEDES-BENZ AMG GLS63
161000 vehicles affected
STRUCTURE:BODY
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.
Risk: Detached trim bars may cause a road hazard and increase the risk of a crash or injury.
2021 MERCEDES-BENZ AMG GLS63
242722 vehicles affected
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.
2021 MERCEDES-BENZ AMG GLS63
343191 vehicles affected
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.
2021 MERCEDES-BENZ AMG GLS63
1292258 vehicles affected
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.
2021 MERCEDES-BENZ AMG GLS63
2101 vehicles affected
ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
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."
Risk: If the interior switches are not illuminated, they may be more difficult to find and operate, increasing the risk of a crash.
Complaints
No complaints found.