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2019 Mercedes-Benz GLS450 recalls

Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.

3 recalls found in NHTSA data as of September 22, 2026

For the 2019 Mercedes-Benz GLS450. These apply to the model and year, not to one particular vehicle: check your VIN to see whether yours is included and whether it has been repaired.

Has your Mercedes-Benz been repaired?

Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.

NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. Recall repairs are free.

2019 Mercedes-Benz GLS450 recalls, newest first

March 15, 2024NHTSA 24V207000116,020 vehicles potentially affected

Electrical system › Wiring

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

This recall on nhtsa.gov

May 20, 2022NHTSA 22V365000242,722 vehicles potentially affected

Electrical system › Software

Summary
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
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.
Components
Electrical system › Software; Communication › Auto crash notification

This recall on nhtsa.gov

February 5, 2021NHTSA 21V0580001,292,258 vehicles potentially affected

Communication › Auto crash notification

Summary
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
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.
Components
Communication › Auto crash notification; Electrical system › Software

This recall on nhtsa.gov

Owner complaints

Owners have filed 24 complaints about the 2019 Mercedes-Benz GLS450 with NHTSA. Complaints are unverified reports from the public; NHTSA uses them to decide what to investigate.

Crashes reported
1
Fires reported
1
Injuries reported
2
Deaths reported
0

Most complained-about components

  1. Unknown or other6
  2. Engine3
  3. Engine and engine cooling3
  4. Power train3
  5. Air bags2

Other Mercedes-Benz GLS450 years

Other 2019 Mercedes-Benz models

Most recalled 2019 vehicles

  1. 2019 Mercedes-Benz Sprinter 2500 (42 recalls)
  2. 2019 Mercedes-Benz Sprinter 3500 (41 recalls)
  3. 2019 Blue Bird Vision (41 recalls)
  4. 2019 Mercedes-Benz Sprinter 4500 (38 recalls)
  5. 2019 Mercedes-Benz Sprinter 1500 (38 recalls)
All of 2019’s most recalled vehicles

Questions

Does the 2019 Mercedes-Benz GLS450 have any recalls?
3 recalls found in NHTSA data as of September 22, 2026, covering: electrical system, communication. Recalls apply to the model and year; whether a particular vehicle is included, and whether it has been repaired, depends on its VIN.
How do I check if my 2019 Mercedes-Benz GLS450 recall has been fixed?
Enter your 17-character VIN at nhtsa.gov/recalls, or ask a Mercedes-Benz dealer. Recall repairs are free. NHTSA's VIN search doesn't list recalls that were already repaired.
How many complaints have owners filed about the 2019 Mercedes-Benz GLS450?
24 complaints filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.