VehicleVerdict

2015 Mercedes-Benz Gl450 problems

Verdict · NHTSA data

Limited data — recalls on file

NHTSA has just 24 complaints on file for the 2015 Mercedes-Benz Gl450 — too few to judge reliability from owner reports alone — but 3 recall campaigns apply to this year, so any used example should have its VIN checked for completed recall work.

24

NHTSA complaints

3

Recalls

0

Investigations

1

Crash-involved

3

Fires reported

1

Injuries

0

Deaths

—

NCAP overall

How does 2015 compare to other Gl450 years?

Gl450 NHTSA complaints by model year, 2015 highlighted162 complaints2007: 162 complaints2008: 89 complaints2009: 22 complaints2010: 48 complaints2011: 64 complaints2012: 51 complaints2013: 51 complaints2014: 27 complaints2015: 24 complaints2016: 15 complaints2017: 1 complaints
Gl450 NHTSA complaints by model year, 2015 highlighted. Red bars are years to avoid.

See all Gl450 years to avoid →

What are the most common 2015 Mercedes-Benz Gl450 problems?

ComponentComplaintsShare
Engine729%
Suspension313%
Electrical System313%
Seats313%
Other313%
Transmission28%
Visibility & Wipers14%
Steering14%
Body & Structure14%

Does the 2015 Mercedes-Benz Gl450 have recalls?

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

19V787000OtherNovember 1, 2019 · 24,226 units

Defect

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2013-2017 vehicles due to a software fault that may cause the date and time for the emergency call system (eCall) to differ from the actual date and time, potentially relaying an inaccurate vehicle location. For a full list of the affected models visit: https://static.nhtsa.gov/odi/rcl/2019/RMISC-19V787-4620.pdf

Consequence

An inaccurate vehicle location may delay emergency responders, increasing the risk of injury.

Remedy

MBUSA has initiated an Over the Air (OTA) remote update. MBUSA will also notify owners, and dealers will check software for a successful OTA or update the communication module software as needed, free of charge. The recall began December 23, 2019. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2019120008.

18V272000SuspensionApril 27, 2018 · 9,725 units

Defect

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2012-2014 ML350 Bluetec 4Matic and ML550 4Matic, 2012-2015 ML63 AMG 4Matic and ML350 4Matic, 2013-2016 GL350 Bluetec 4Matic, GL550 4Matic and GL63 AMG 4Matic, 2017 GLS350d 4Matic, GLS450 4Matic, GLS550 4Matic and GLS63 AMG 4Matic, 2015 ML400 4Matic, 2016 GLE400 4Matic, GLE350 4Matic, GLE63 AMG 4Matic, GLE63S AMG 4Matic, GLE450 4Matic Coupe and GLE63S AMG 4Matic Coupe, 2015-2016 GL450 4Matic and 2013-2014 GL450 4Matic vehicles equipped with the Active Curve System (ACS). In certain driving conditions, if the oil level in the ACS reservoir is below the minimum level, the oil may foam and leak out of the vent holes in the reservoir cap.

Consequence

The leaking oil in the presence of an ignition source can increase the risk of a fire.

Remedy

MBUSA will notify owners, and dealers will correct the oil level as necessary and replace the reservoir sealing cap to prevent oil foam from leaking out, free of charge. The recall began August 30, 2018. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2018070015.

16V900000TransmissionDecember 14, 2016 · 48 units

Defect

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain model year 2015 GL350 4Matic Blutec, GL450 4Matic, GL550 4Matic, ML250 Blutec, ML350, ML350 4Matic, ML400 4Matic and 2015-2016 GL63 AMG 4Matic vehicles manufactured September 29, 2014 through March 27, 2015. The affected vehicles have axle bolts on the front and/or rear drive axle carriers that may not have been assembled correctly. As a result, the remaining bolts may fracture.

Consequence

If any of the remaining front or rear axle bolts fracture, the vehicle may be unstable, reducing the handling capability and increasing the risk of a crash.

Remedy

MBUSA will notify owners, and dealers will replace the axle carrier bolts, free of charge. The recall is began February 2017. Owners may contact MBUSA customer service at 1-800-367-6372.

Consumer complaints filed with NHTSA

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

“The contact owned a 2015 Mercedes-Benz GL450. The contact stated that the vehicle was in the dealer for 12 days for an oil change. The contact's son drove the vehicle 2 days later, at an undisclosed speed when the vehicle started smoking from the engine. The contact's son pulled over when the…”

Complaint filed with NHTSA · Engine · April 28, 2022 · fire

“The airmatic system in this vehicle fails continuously, causing the vehicle to bump up and down while driving. Unsafe to drive ”

Complaint filed with NHTSA · Suspension · October 1, 2021

“TRIED TO INSTALL CHILD SAFETY SEATS IN 2ND ROW SEATS. THE 2ND ROW HEADRESTS PREVENT THE PROPER INSTALLATION OF THE CHILD SAFETY SEATS. THE HEADRESTS CANNOT BE REMOVED, OR MOVED OUT OF THE WAY SO THAT THE CHILD SAFETY SEATS CAN BE INSTALLED PROPERLY. I HAVE REPORTED TO OUR MERCEDES-BENZ DEALER. THEY…”

Complaint filed with NHTSA · Seats · December 22, 2014

“TL* THE CONTACT OWNS A 2015 MERCEDES-BENZ GL450. WHILE DRIVING 40 MPH, THE VEHICLE STALLED AND THE PRE-SAFETY FUNCTION LIMITED WARNING INDICATOR ILLUMINATED. THE VEHICLE WAS PUSHED OVER TO THE SIDE OF THE ROAD BY THE CONTACT AND PASSENGER. THE CONTACT ATTEMPTED TO RESTART THE VEHICLE, BUT IT FAILED…”

Complaint filed with NHTSA · Electrical System · September 16, 2018

“My 2015 Mercedes-Benz GLE 450 experienced an unexpected vehicle fire on Feb 13th 2026. The vehicle was just parked when I noticed smoke from the engine. The vehicle caught fire within a short period of time, and 911 was called. There was no known external cause for the fire. The incident appeared…”

Complaint filed with NHTSA · Other · February 13, 2026 · fire

2015 Mercedes-Benz Gl450 — common questions

Is the 2015 Mercedes-Benz Gl450 reliable?

The record is thin — 24 NHTSA complaints — so owner-report data can't strongly confirm reliability either way, though 3 recalls should be verified as completed.

What are the most common 2015 Gl450 problems?

According to NHTSA complaint data, the leading problem areas are engine (7 complaints), electrical system (3 complaints), suspension (3 complaints).

Does the 2015 Mercedes-Benz Gl450 have recalls?

Yes — NHTSA lists 3 recall campaigns affecting the 2015 Mercedes-Benz Gl450. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Which Mercedes-Benz Gl450 years should you avoid?

Based on complaint rates and open investigations, the Gl450 years to avoid are 2007, 2008, 2011, 2012, 2010, 2009. The cleanest record among Gl450 years belongs to 2017.

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.