Best and Worst Mercedes-Benz GLS-Class Years: What to Buy & Avoid

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David Lawrence

As you consider purchasing a Mercedes-Benz GLS-Class, you’re likely wondering which model years offer the best value. With depreciation being a significant factor in luxury vehicle ownership, it’s vital to make an informed decision.

You’ll want to avoid brand new or older models, which tend to depreciate quickly, resulting in higher maintenance costs and lower resale values.

So, which years should you focus on?

Let’s examine the best and worst model years to buy a Mercedes-Benz GLS-Class, and what you can expect from your investment.

Mercedes Benz S Class Best And Worst Years (1)

Key Takeaways

  • The 2022 model year is considered the best, with an average price of 60% of the original and 83% of its useful life remaining.
  • The 2020 and 2021 models offer a relatively good value with lower purchase prices and plenty of life left, making them good alternatives.
  • The 2019 model year is considered the best year to buy used, according to reliability and maintenance cost data.
  • Brand new vehicles depreciate quickly, so it’s recommended to avoid buying a brand-new GLS-Class, as you’ll lose around 25% of the original price in the first year.
  • There is no specific “worst” year mentioned, but older models may have higher maintenance costs, making newer models a better choice.

Mercedes-Benz GLS Depreciation Overview

After driving off the dealership lot, a Mercedes-Benz GLS-Class begins its depreciation journey, and it’s a steep one.

You’ll lose a significant chunk of its value in just a few years. It’s expected to depreciate 57% after 5 years, leaving you with a 5-year resale value of $43,807.

That’s a significant drop from its initial selling price of $100,915. Understanding this depreciation pattern is vital in making an informed purchase decision.

It’s essential to weigh the total cost of depreciation and how it affects the vehicle’s overall value over time.

Buying a Mercedes-Benz GLS New Vs Used

When considering a Mercedes-Benz GLS-Class, you’re likely weighing the pros and cons of buying new versus used.

If you opt for a 2-year-old used Mercedes-Benz GLS-Class, you can save around $40,689 compared to buying new. This is because a new GLS-Class loses 57% of its value after 5 years, with the steepest depreciation occurring in the first few years.

A 2-year-old model still has plenty of useful life remaining, making it a great option. Vehicles between 2 and 4 years old are recommended, as they offer a good balance of price and remaining lifespan.

Mercedes-Benz GLS Insurance Costs

As you consider purchasing a Mercedes-Benz GLS, you’ll want to factor in the average insurance cost of around $3,100 per year, which can add up to $15,500 over five years of ownership.

Your insurance premiums will depend on various factors, including your location, driving history, and coverage levels, so it’s essential to shop around for quotes to get the best rate.

Average Insurance Cost

Your Mercedes-Benz GLS-Class is a significant investment, and insuring it is a crucial aspect of responsible ownership. The average insurance cost for a Mercedes-Benz GLS-Class is around $3,100 per year, adding up to $15,500 over five years. To avoid overpaying, shop around for lower premiums and compare quotes.

Insurance Term Average Cost
1 Year $3,100
3 Years $9,300
5 Years $15,500

Insurance Premium Factors

You’ve already invested a significant amount in your Mercedes-Benz GLS-Class, and insurance premiums can add up quickly.

Several factors affect your insurance premiums, making it essential to understand what drives these costs.

  • Your age and driving history can impact insurance premiums, with younger or more accident-prone drivers paying more.
  • Where you live also plays a role, as areas with high crime rates or frequent accidents may result in higher premiums.
  • The trim level of your Mercedes-Benz GLS-Class can also influence insurance costs, with higher-end models typically being more expensive to insure.
  • Additionally, advanced safety features and powerful engine options can increase insurance premiums due to the higher risk of damage or theft.

Ways to Save Money

Owning a Mercedes-Benz GLS-Class comes with significant expenses, and insurance premiums are a substantial part of that.

You can save money by shopping around for lower insurance premiums, comparing quotes to guarantee you’re not overpaying.

The Competitive Quote Tool or the form below can help you get free quotes and find the best insurance rates for your Mercedes-Benz GLS-Class.

By customizing your insurance plan to your specific needs, taking advantage of discounts, and optimizing your policy, you can minimize insurance expenses and save money on your Mercedes-Benz GLS-Class.

This can help offset maintenance costs and other expenses.

The Best Model Years to Buy a Mercedes-Benz GLS

When considering the best model years to buy a Mercedes-Benz GLS, you’ll want to focus on those that offer a great balance of price and remaining useful life.

The 2022 model year stands out as a top pick, with an average price of 60% of the original and 83% of its useful life remaining.

You may also want to examine the 2020 and 2021 models, which offer a relatively good value with lower purchase prices and plenty of life left.

Top Model Picks

The search for the best Mercedes-Benz GLS model year can be intimidating, but identifying the top picks can make all the difference in getting the most value for your money.

You’ll want to focus on the Best Model Years that offer a great balance of price and remaining useful life.

  • 2022: 83% of useful life remaining at 60% of the original price
  • 2021 and 2020: relatively good value with lower purchase prices and plenty of useful life remaining

2022 offers the most car for the money, considering price, maintenance costs, and remaining years of predictable expenses.

Best Resale Value

You’re likely wondering which Mercedes-Benz GLS model years hold their value best, and that’s a key consideration when buying a luxury SUV. The 2022 Mercedes-Benz GLS-Class is the top pick for the best model year value, with an average price of 60% of the original price and 83% of the vehicle’s useful life remaining.

Model Year Resale Value
2022 60% of original price, 83% useful life remaining
2021 Relatively good value with lower purchase price, plenty of useful life remaining
2020 Relatively good value with lower purchase price, plenty of useful life remaining
2-year-old used GLS Save $40,689 compared to buying new, total cost of depreciation over 3 years: $16,419

Mercedes-Benz GLS Depreciation Rankings

Depreciation is a crucial aspect to ponder when buying a luxury SUV like the Mercedes-Benz GLS-Class.

You’ll want to know how well it retains its value over time. The GLS-Class ranks 57% in depreciation after 5 years, with a 5-year resale value of $43,807.

  • A 2-year-old used GLS-Class can save you $40,689 compared to buying new.
  • The GLS-Class’s depreciation rate is highest in the first year, with a loss of around 25% of its original price.
  • Vehicles between 2 and 4 years old are recommended for purchase, as brand new vehicles depreciate quickly, while older models may have higher maintenance costs.
  • The 2022 Mercedes-Benz GLS-Class is the top pick for the best model year value.

Other Mercedes-Benz GLS Costs of Ownership

Owning a Mercedes-Benz GLS-Class comes with various expenses beyond its purchase price.

You’ll need to factor in insurance costs, which average around $3,100 per year, adding up to $15,500 over five years.

Additionally, consider depreciation, as it can be steep, especially for brand-new vehicles.

Shopping around for insurance quotes can help lower your total cost of ownership.

In addition, be aware that keeping your GLS-Class for three years will result in a total depreciation cost of $16,419.

Current Model Year Overview

The current Mercedes-Benz GLS is a masterclass in luxury and functionality, offering a serene driving experience courtesy of its standard 3.0-liter turbo six-cylinder engine or the more potent turbo V8 engine.

As you step inside, you’ll appreciate the composed ride and responsive handling, making it an excellent choice for those seeking a comfortable and capable SUV.

  • Configurable interior seating for six or seven passengers with ample space and versatility
  • Standard safety features include forward collision warning and automatic emergency braking
  • Available advanced safety equipment, such as cross-traffic alert and lane-keeping assist
  • The flagship AMG GLS63 boasts an impressive 577 hp

2020 Redesign Year Features

One major overhaul of the Mercedes-Benz GLS occurred in 2020, when the luxury SUV underwent a significant redesign.

As a result, you’ll notice a more luxurious interior, revised exterior styling, and upgraded air suspension.

Under the hood, a standard 3.0-liter six-cylinder turbo provides smooth power, while an optional turbocharged V8 engine offers even more oomph.

The ride is composed, handling is responsive, and standard safety features like forward collision warning and automatic emergency braking give you peace of mind.

With its redesign, the 2020 GLS is a functional three-row SUV that’s perfect for luxury-minded buyers.

2017 Model Year Updates

Seven distinct model years of the Mercedes-Benz GLS offer varying degrees of luxury, performance, and value.

When considering a used GLS, you’ll want to research each model year to find the best fit for your needs and budget.

  • The 2017 model year introduced revised interior and exterior styling, a nine-speed automatic, and upgraded air suspension.
  • The 2019 model year is considered the best year to buy used, according to reliability and maintenance cost data.
  • The 2020 GLS boasts a luxurious interior, standard 3.0-liter six-cylinder turbo, and an available turbocharged V8 engine.
  • The 2022 model year offers the best value, with an average price of 60% of the original price and 83% of the vehicle’s useful life remaining.

Safety Features and Ratings

You’ll be relieved to know that the Mercedes-Benz GLS-Class comes equipped with a range of advanced safety features to protect you and your passengers.

Standard forward collision warning and automatic emergency braking provide an added layer of security, while available features like blind-spot monitoring and lane-keeping assist help prevent accidents.

These features, combined with a comprehensive airbag system, have earned the GLS-Class top safety ratings from both the NHTSA and IIHS.

Forward Collision Warning

The Mercedes-Benz GLS-Class boasts a robust forward collision warning system, standard on all models, which alerts you to potential frontal collisions and can automatically apply the brakes to prevent or mitigate the impact.

This feature is part of a comprehensive suite of safety features designed to keep you safe on the road.

  • The GLS-Class has consistently earned top ratings from organizations such as the NHTSA and IIHS in crash tests.
  • The forward collision warning system works in conjunction with advanced safety features like adaptive cruise control and lane-change assist.
  • Real-world crash data shows that vehicles equipped with this feature are less likely to be involved in frontal collisions.
  • This system is designed to provide a high level of protection for occupants.

Blind Spot Monitoring

Your blind spot is one of the most vulnerable areas on the road, and the Mercedes-Benz GLS-Class takes steps to minimize the risks associated with it.

The available blind-spot monitoring system alerts you of vehicles in your blind spot, helping prevent accidents. This feature is part of the optional Driver Assistance Package, which also includes adaptive cruise control and lane-change assist.

With a 5-star overall safety rating from the NHTSA and a Top Safety Pick+ from the IIHS, you can drive with confidence knowing the GLS-Class has your back – or should we say, your blind spot.

Lane Keeping Assist

Building on the advanced safety features already discussed, the Mercedes-Benz GLS-Class also incorporates Lane Keeping Assist to help you stay on course.

This feature is part of the Driver Assistance Package, available on certain trims and model years. Lane Keeping Assist uses a camera to detect lane markings and can operate at speeds above 37 mph.

  • The system gently applies the brakes on one side of the vehicle if it drifts out of its lane.
  • The GLS-Class has received an overall 5-star safety rating from the National Highway Traffic Safety Administration (NHTSA).
  • Lane Keeping Assist isn’t a standalone feature, but rather part of a comprehensive safety package.
  • You’ll appreciate the added peace of mind this feature provides on long road trips or in heavy traffic.

GL63 and GLS63 Overview

As you plunge into the world of high-performance SUVs, you’ll find the GL63 AMG and GLS63 standing out from the crowd, with a production run spanning from 2014 to present across two generations. These SUVs pack a punch with their powerful engines, but it’s essential to know the pros and cons. Here’s a breakdown of the key details:

Generation Engine Production Years
X166 5.5L M157 2014-2017
X166 4.0L M176 2016-2017
X167 4.0L M176 2018-2022
X167 4.0L M177 2019-present
Both Oil pump solenoid issue 2014-present

You’ll want to be aware of potential issues with oil pump solenoids and RMS problems in the 4.0L engine. Despite these, the GL63 and GLS63 have proven to be reliable, with some owners reaching over 130,000 miles.

Oil Consumption and Maintenance Tips

As you own and operate your Mercedes-Benz GLS, you’ll want to keep an eye on its oil consumption patterns, as the M157 engine tends to use a few quarts between 10,000-mile oil changes.

To minimize oil usage and maintenance costs, it’s vital to follow recommended maintenance schedules and use the right materials, such as mobile 1 0w-40 oil and a Mann or OE MB fleece filter.

Oil Usage Patterns

Your Mercedes-Benz GLS requires regular oil changes to maintain its peak engine performance, and understanding its oil usage patterns is crucial to prevent excessive oil consumption.

To minimize oil consumption, follow these guidelines:

  • Use Mobile 1 0w-40 oil and a Mann or OE MB fleece filter to reduce oil usage.
  • Stick to 10k oil changes to maintain prime engine performance.
  • Be aware that the M157 engine may use a few quarts of oil between changes, but using 0w-40 oil can help reduce this consumption.
  • Keep in mind that oil pump solenoids can be a known issue, and unplugging them can resolve oil pressure solenoid problems.

Engine Maintenance Tips

To guarantee your Mercedes-Benz GLS runs smoothly and efficiently, it’s essential to stay on top of engine maintenance.

For the GLS-Class, 10k oil changes are recommended, and using Mobile 1 0w-40 oil and a Mann or OE MB fleece filter is suggested. This can help reduce oil consumption, which can be a concern in the GLS-Class.

Additionally, be aware that oil pump solenoids can be a known issue, but unplugging it can resolve the problem.

Reducing Oil Consumption

Reducing oil consumption is a key aspect of maintaining your Mercedes-Benz GLS’s engine health.

To minimize oil usage, follow these tips:

  • Use 0w-40 oil, such as Mobile 1, which can reduce oil consumption between 10k oil changes.
  • Install a Mann or OE MB fleece filter to help reduce oil consumption.
  • Regularly change your oil every 10k miles to prevent excessive oil consumption.
  • Unplug the oil pump solenoid to resolve oil pressure solenoid issues, a known problem in the GLS-Class.

Reliability and Common Issues

The Mercedes-Benz GLS-Class receives a reliability rating of 72 out of 100, which is relatively average. You can expect an average yearly maintenance cost of $1,164 and an estimated maintenance cost of $14,642 over the first 10 years. Common issues include oil consumption and maintenance, with the M157 engine using a few quarts of oil between 10,000-mile oil changes.

Model Year Reliability Maintenance Cost
2020 83% $1,044
2017 75% $1,234
2015 70% $1,364

Later models have improved reliability, making the 2020 model year a top pick for the best model year value. However, be aware of potential oil pump solenoid issues and the distracting infotainment system.

Comparison and Models

You’ve got a range of options in terms of the Mercedes-Benz GLS-Class, and understanding the differences between models can help you make an informed purchase decision.

When choosing between the GLS450 and GLS63, consider your fuel efficiency needs. The GLS450 offers better mileage, with up to 26 MPG on a trip, compared to the GLS63’s 17-18 MPG.

The GLS450 is a more practical choice for daily driving, with better in-town mileage.

The GLS63, on the other hand, is designed for performance, with its powerful M157 engine.

The AMG GLS63 is a high-performance variant, produced from 2014 to present, spanning two generations.

Research and compare the features and prices of each model to find the best fit for your needs.

When looking at performance cars, make sure to check out our guides on models like the Mercedes-Benz S-Class, Mercedes-Benz SL, Mercedes-Benz SLK and Mercedes-Benz Sprinter. Knowing which model years to target and which to avoid is crucial. Our expert reviews break down these models, providing insights into the years that are celebrated for their engineering excellence and driving satisfaction, as well as those that are best to avoid due to potential issues.

About the author
David Lawrence
David grew up among mechanics and off-road enthusiasts, gaining deep knowledge in car mods, off-roading techniques, and automotive engineering, making him a trusted 4x4 expert.

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