VehicleVerdict

2019 Mercedes-Benz Gls 450 problems

Verdict · NHTSA data

Limited data — recalls on file

NHTSA has just 23 complaints on file for the 2019 Mercedes-Benz Gls 450 — too few to judge reliability from owner reports alone — but 2 recall campaigns apply to this year, so any used example should have its VIN checked for completed recall work.

23

NHTSA complaints

2

Recalls

0

Investigations

0

Crash-involved

1

Fires reported

0

Injuries

0

Deaths

—

NCAP overall

How does 2019 compare to other Gls 450 years?

Gls 450 NHTSA complaints by model year, 2019 highlighted64 complaints2018: 20 complaints2019: 23 complaints2020: 64 complaints2022: 27 complaints2023: 16 complaints2024: 20 complaints
Gls 450 NHTSA complaints by model year, 2019 highlighted. Red bars are years to avoid.

See all Gls 450 years to avoid →

What are the most common 2019 Mercedes-Benz Gls 450 problems?

ComponentComplaintsShare
Engine522%
Other522%
Driver Assistance29%
Body & Structure29%
Suspension29%
Electrical System29%
Transmission14%
Brakes14%
Steering14%
Tires & Wheels14%
Airbags14%

Does the 2019 Mercedes-Benz Gls 450 have recalls?

2 NHTSA recall campaigns on file. Recall repairs are free at franchised dealers.

24V207000Electrical SystemMarch 15, 2024 · 116,020 units

Defect

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.

22V365000OtherMay 20, 2022 · 242,722 units

Defect

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.

Consumer complaints filed with NHTSA

Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.

“The contact's client owns a 2019 Mercedes Ben GLS450. The contact stated that while the owner was driving at an undetermined speed, the vehicle began to smoke and caught fire. There were no warning indicator lights illuminated. There were no injuries or air bag deployment. A police report was…”

Complaint filed with NHTSA · Engine · March 4, 2022 · fire

“factory equiped jack lift failed, bearing and ring ejected and vehicle fall on the ground, contacted manufactory, and Mercedes indicated they probably can replace a new jack but no more action they will take, the vehicle has a gross weight about 6400lbs, and with air suspension, the vehicle will…”

Complaint filed with NHTSA · Other · October 1, 2022

“Vehicle was damaged by a school bus hitting the rear passenger corner. It damaged the rear tail light, brake light, turn signal and backup warning sensors. Parts to repair the vehicle are not available for the past 4 months. I called multiple times and the dealer cannot provide a date when the…”

Complaint filed with NHTSA · Driver Assistance · March 4, 2023

“The front vehicle hood keep saying it open but is lock keep getting a message saying is open I am afraid is might come out lock and cause me to an accident ”

Complaint filed with NHTSA · Body & Structure · May 21, 2026

“Vehicle was damaged by a school bus hitting the rear passenger corner. It damaged the rear tail light, brake light, turn signal and backup warning sensors. Parts to repair the vehicle are not available for the past 4 months. I called multiple times and the dealer cannot provide a date when the…”

Complaint filed with NHTSA · Electrical System · March 4, 2023

2019 Mercedes-Benz Gls 450 — common questions

Is the 2019 Mercedes-Benz Gls 450 reliable?

The record is thin — 23 NHTSA complaints — so owner-report data can't strongly confirm reliability either way, though 2 recalls should be verified as completed.

What are the most common 2019 Gls 450 problems?

According to NHTSA complaint data, the leading problem areas are engine (5 complaints), other (5 complaints), suspension (2 complaints).

Does the 2019 Mercedes-Benz Gls 450 have recalls?

Yes — NHTSA lists 2 recall campaigns affecting the 2019 Mercedes-Benz Gls 450. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Which Mercedes-Benz Gls 450 years should you avoid?

Based on complaint rates and open investigations, the Gls 450 years to avoid are 2020. The cleanest record among Gls 450 years belongs to 2023.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.