2026 Mercedes-Benz GLS 450 4MATIC recalls and problems
2 recalls and 2 owner complaints on file with NHTSA for the 2026 Mercedes-Benz GLS 450 4MATIC.
2
recalls
2
owner complaints
0
complaints mentioning a crash
0
mentioning a fire
Recalls apply to specific production ranges. To see whether a particular car still has an open recall, enter its VIN at nhtsa.gov/recalls. Repairs for safety recalls are free at authorised dealers.
2026 Mercedes-Benz GLS 450 4MATIC recalls
Seat belts: rear/other, buckle assembly
NHTSA campaign 26V353000 · reported May 29, 2026 · Mercedes-Benz USA, LLC · 203 vehicles potentially affected
The problem
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2026 AMG GLS 63 4MATIC+, AMG GLE 63 S 4MATIC+ COUPE, AMG GLE 63 S 4MATIC+, AMG GLE 53 4MATIC+ COUPE, AMG GLE 53 4MATIC+, GLE 450 4MATIC COUPE, GLE 350 4MATIC, Maybach GLS 600 4MATIC, GLS 580 4MATIC, GLS 450 4MATIC, GLE 580 4MATIC, GLE 450E 4MATIC, GLE 450 4MATIC, and GLE 350 vehicles. The bolts for the rear seat belts may not be tightened properly.
The risk
A loose seat belt may not properly restrain an occupant during a crash, increasing the risk of injury.
The fix
Dealers will tighten the rear seat belt bolts and replace any missing bolts, free of charge. Owner notification letters were mailed July 17, 2026. Owners may contact MBUSA customer service at 1-800-367-6372. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on June 5, 2026.
Air bags: passenger side frontal, cushion
NHTSA campaign 26V199000 · reported March 27, 2026 · Mercedes-Benz USA, LLC · 932 vehicles potentially affected
The problem
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2026 GLE 350 4MATIC, GLE 450 4MATIC, GLE 350, GLE 580 4MATIC, GLS 580 4MATIC, GLE 450 E 4MATIC, AMG GLE53 4MATIC, AMG GLS63 4MATIC, AMG GLE63 S 4MATIC, GLS 450 4MATIC, and GLS 600 4MATIC vehicles. The passenger air bag fabric may have been manufactured incorrectly, which can cause the air bag not to deploy as intended.
The risk
Air bags that do not deploy as intended during a crash increase the risk of injury.
The fix
Dealers will replace the passenger air bag module, free of charge. Owner notification letters were mailed June 12, 2026. Owners may contact MBUSA customer service at 1-800-367-6372. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning April 3, 2026.
Most reported problems
Areas named in owner complaints to NHTSA. One complaint can name several areas.
Engine1
Equipment1
Unknown or other1
What owners report
Recent complaints filed with NHTSA, shortened. These are unverified accounts from owners, not findings.
Sep 9, 2026 · Equipment · 2,000 miles
The contact owns a 2026 Mercedes GLS 450 4MATIC. The contact stated that while his daughter was sitting in the rear driver's side seat and attempting to exit the vehicle, the speaker on the rear driver's door scraped her right elbow. The contact stated that the screw holes for the speaker had jaggedly sharp edges, and…
Aug 22, 2026 · Unknown or other
On Thursday, August 20th at approxmately 5:30PM my 2026 Mercedes Benz suffered a catastrophic transfer case failure and driveshhaft failure at highways speeds, causing a complete loss of propulsion. Putting me in immediate danger of on coming traffic. After the got to the shoulder I waited about 3 plus hours in…
Does the 2026 Mercedes-Benz GLS 450 4MATIC have any recalls?
Yes. NHTSA lists 2 recalls for the 2026 Mercedes-Benz GLS 450 4MATIC, the most recent reported on May 29, 2026 (Seat belts: rear/other, buckle assembly). Check a specific car by its VIN at nhtsa.gov/recalls.
What are the most common problems with the 2026 Mercedes-Benz GLS 450 4MATIC?
Owners have filed 2 complaints with NHTSA. The most frequently reported area is engine (1 complaints), followed by equipment (1).
How many 2026 Mercedes-Benz GLS 450 4MATIC complaints mention a crash or fire?
0 of 2 complaints report a crash and 0 a fire; 1 injuries were reported in total. Complaints are unverified reports from owners.
Source: NHTSA recall and complaint data, updated October 27, 2026. Latest complaint received September 9, 2026.