Large SUV

2023 Mercedes-Benz GLS-Class: problems, recalls and fuel economy

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Owners have filed 21 complaints about the 2023 Mercedes-Benz GLS-Class with NHTSA, and it has 5 recalls. We don't rate it yet: a rating needs sales figures to turn complaints into rates.

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Owner complaints

filed with NHTSA

Recalls

on record

Fuel economy

20 mpg

best version, EPA combined

Fuel, 5 years

$10,200

12,000 mi a year, $3.40/gal

What owners complain about most

Brakes4

Engine & cooling4

Driver-assist & stability4

Electrical system2

Engines and fuel economy

Version	Drive	Combined
Automatic 9-spd, 6 cyl, 3.0 L	All-Wheel Drive	20 mpg
Automatic 9-spd, 8 cyl, 4.0 L	All-Wheel Drive	18 mpg
Automatic 9-spd, 8 cyl, 4.0 L	All-Wheel Drive	17 mpg
Automatic 9-spd, 8 cyl, 4.0 L	All-Wheel Drive	16 mpg

Recalls

Electrical System › WiringMar 15, 2024 · campaign 24V207000
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.
Power Train › Automatic Transmission › Control Module › SoftwareFeb 16, 2024 · campaign 24V118000
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020-2023 GLE 450 and GLS 450 vehicles. The transmission may not fully downshift in certain conditions, causing the engine to stall.
Fuel System, Gasoline › Delivery › Fuel PumpDec 21, 2023 · campaign 23V880000
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2024 GLE, GLS, C-Class, E-Class, S-Class, SL, GLC, CLS, AMG GT, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle details. The fuel pump may shutdown, causing a loss of drive power.
Fuel System, Gasoline › Delivery › Fuel PumpJun 26, 2023 · campaign 23V445000
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2023 C-Class, E-Class, S-Class, CLS, SL, GT, GLC, GLE, GLS, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle details. The fuel pump may shutdown, which can result in a loss of drive power.
Structure › BodyMar 17, 2023 · campaign 23V178000
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022-2023 GLE350, GLE450, GLE580, GLS450, GLS580, Maybach GLS600, AMG GLE53, AMG GLE63 S, and AMG GLS63 vehicles. The rear door window trim bars may detach from the vehicle while driving.

Check whether a specific car still has open recalls with its VIN at nhtsa.gov/recalls.

Before you buy

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Other years of the Mercedes-Benz GLS-Class

Year	Reliability
2027	Not rated yet
2026	Not rated yet
2025	Not rated yet
2024	Not rated yet
2023	Not rated yet
2022	Not rated yet
2021	Not rated yet
2020	Not rated yet
2019	Not rated yet
2018	Not rated yet
2017	Not rated yet

Questions people ask

What problems does the 2023 Mercedes-Benz GLS-Class have?

Owners have filed 21 complaints with NHTSA: brakes (4), engine & cooling (4), driver-assist & stability (4). We don't rate it yet, so this count isn't a reliability score: popular cars get more complaints.

How many recalls does the 2023 Mercedes-Benz GLS-Class have?

5 recalls on record with NHTSA.

What gas mileage does the 2023 Mercedes-Benz GLS-Class get?

Up to 20 mpg combined (EPA), depending on the engine.