NHTSA vehicle safety data
2019 Mercedes Benz GLS 450 Recalls, Ratings & Complaints
The 2019 Mercedes Benz GLS 450 has 2 NHTSA recall campaigns and 0 owner complaints on file as of October 16, 2026. Recall repairs are usually free at an authorized Mercedes Benz dealer.
NHTSA recall and complaint data for the 2019 Mercedes Benz GLS 450. Recall data is refreshed daily from NHTSA.
ELECTRICAL SYSTEM:WIRING
NHTSA #24V207000Reported March 15, 2024 · Mercedes-Benz USA, LLC
Potentially affected: 116,020 vehicles
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 consequence
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.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
ELECTRICAL SYSTEM:SOFTWARE
NHTSA #22V365000Reported May 20, 2022 · Mercedes-Benz USA, LLC
Potentially affected: 242,722 vehicles
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 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.
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.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
Other Mercedes Benz GLS 450 model years
Check your 2019 Mercedes Benz GLS 450 VIN
Not every recall applies to every VIN in a given year. Enter the 17-character VIN from your Mercedes Benz GLS 450 at nhtsa.gov/recalls to see whether your specific vehicle has an unrepaired recall.
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