Mercedes AMG GLS Class Reliability

Mercedes is one of the German giants and they are famous throughout the world for their luxury cars. The GLS-Class deals with the full-size luxury SUVs which are equivalent to the S-Class of Mercedes. These SUVs are fully premium to sit in and packed with features.


Mercedes GLS-Class has been around since 2006 and it is currently in its third generation. The AMG models include the AMG GLS63, which has a 4.0 L 603 horsepower engine. The SUV can go from 0 to 6o mph in just 4.2 seconds and it comes with a standard 9-speed automatic transmission system with an AMG Speedshift system and an AWD system.


Reliability is a critical component before purchasing any vehicle by each purchaser since it assists individuals with deciding whether to buy a particular car or not. Mercedes vehicles have been really dependable; however, they have been known for their high upkeep cost. The GLS-Class has a pretty good reliability score by J.D Power of 71 out of 100.


Safety features have always been a plus point for German vehicles because they have been making pretty safe cars with a significant number of safety features. Mercedes cars perform very well in crash tests. The AMG GLS-Class has not been crash-tested by NHTSA or IIHS yet. However, the car has many safety features like collision warning, blind-spot monitoring, airbags, etc.

Depreciation rate

Resale value is additionally a significant factor in determining the reliability of a vehicle. Mercedes vehicles typically age pretty well, which makes them hold their worth. The normal Mercedes vehicles devalue around 45% following 5 years, and the GLS-Class devalues around 59% after 5 years which is pretty high as compared to other Mercedes models.

Maintenance and repairing

Maintenance cost is the most important feature to judge the reliability of any car. Mercedes cars are usually pretty complex and they cost a lot for their maintenance. The GLS-Class has a high maintenance and repairing cost of around $900 yearly which is pretty higher than many of its rivals.

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How many seats are in the Mercedes-AMG GLS-Class?    

The Mercedes-AMG GLS-Class is a car with 7 seats. The EPA Classification for this car is: All Wheel Drive    

What is the horsepower in a Mercedes-Benz GLS-Class and does it have a turbo?    

The Mercedes-AMG GLS-Class has 603 horsepower and 627 lb-ft of torque. The engine is a Twin Turbo Gas/Electric V-8 with a displacement of 4.0 L The fuel system is: Gasoline Direct Injection.    

How big is the trunk in the Mercedes-AMG GLS-Class?    

79.7 Cubic Feet ( 2,257 m3 )   

What type of wheels does it have?    

Mercedes-AMG GLS-Class has 21 X 9 inch Aluminum Front Wheels and 21 X 11.5 inch Aluminum Rear Wheels.

Is Mercedes GLS 2020 reliable?

Yes, the 2022 Mercedes GLS-Class is quite reliable and it holds a predicted reliability rating of three out of five on JD Power’s Reliability Ratings. 

Is Mercedes GLS 450 reliable?

The Mercedes-Benz GL450 reliability rating is 1.5 of 5.0. This ranks it 17th among 19 luxury full-size SUVs. It has low ownership costs, with an average annual repair cost of $1,293

Is Mercedes GLS 550 reliable?

The Mercedes-Benz GL550 reliability rating is 1.0 out 5.0. This ranks it 19th among luxury full-size SUVs. It has low ownership costs, with an average annual repair cost of $1,295

How long will a Mercedes GLS last?

Mercedes can last between 13-17 years if it is maintained properly. Mercedes can last between 200,000 and 250,000 miles without major repairs if it is maintained properly.

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Which is better Range Rover or Mercedes GLS?

The torque of the Land Rover Range Rover is lower than that of the Mercedes-Benz GLS 450. This generally means it won’t feel quite as powerful or fast. If you have many passengers to transport, the Land Rover Range Rover is less comfortable than the Mercedes Benz GLS 450.

Which is best Mercedes GLE or GLS?

The Mercedes-Benz GLS is stronger than the GLE. The GLE 350 4Matic, which has a 2.0L inline 4-turbo engine with 255 horsepower and 273 lb-ft torque, is more powerful than the GLS. You can also upgrade to the 450 and 580 models to get the same horsepower and handling as the GLS.

What are the common problems of Mercedes-Benz GL450?

  • Rough Shifting may be caused by internal component failure.
  • Soft Braking Components may wear after 20,000 miles.
  • Oil may leak from PCV Vent Housings or Inspection Plates.
  • Cracked Driveshaft Flex Discs May Cause Driveshaft Movement/Vibration.

Which is better GLS or BMW X7?

The X7 is slightly more responsive when it is not in Comfort mode. It’s quieter and has a more refined inline six, which results in a significantly better fuel economy. The GLS is the best choice if you need more space. It has larger second and third rows and significantly more cargo space.

Are Mercedes-Benz reliable after 100k miles?

There are many Mercedes-Benz models so it is difficult to determine which Mercedes cars have problems. Some Mercedes-Benz cars have problems as soon as they are driven 50,000 miles. Others wait until they reach 100,000 miles before experiencing minor issues. The Mercedes-Benz model is also the most reliable.

Are Mercedes-Benz GLS seats comfortable?

Yes, the Leather Seats in the Mercedes-Benz GLE and GLS are very comfortable. They offer good side support and headroom. The front seatbacks recline up to 40 degrees for extra comfort. This Benz has adult-friendly, supportive and plush seats in each row. This is remarkable considering that most SUVs with three rows have only one third row.

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Which year Mercedes-Benz GLS is best?

The 2008 and 2011 models of the Mercedes-Benz GL-Class were the best, respectively, for the first and second generations. These years are known for having the lowest reliability ratings and fewer issues. It’s not a reliable SUV, however. It is important to note that Mercedes-Benz changed the name of this SUV from GL to GLS in 2016 to emphasize its luxury status.

Does Mercedes GLS have adaptive cruise control?

Mercedes-Benz GLS full-size SUV has an adaptive cruise control system. This shows that cars have a greater awareness of situations and can respond as if they were human drivers to certain limited circumstances.

Is the Mercedes GLS a luxury?

Yes, the Mercedes-Benz GLC is a luxury SUV. It offers features such as leather seating, navigation systems, heated seats, and a sunroof. It also comes standard with a rearview camera, Bluetooth connectivity, satellite radio, and power windows. In short, the GLS-Class is a premium SUV. The best part is that you can share this amazing luxury experience with six others.

Is GLS a 7 seater?

Yes, the GLS is a seven-seater SUV. It has two second-row bench seats and five individual bucket seats in the third row. There is plenty of room for passengers and their luggage.

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