Used 2017 Mercedes-Benz GLS for Sale near Dubuque, IA

## Summary - With 657 currently listed for sale and an **average price of $18,954.00**, 31.4% of 2017 Mercedes-Benz GLS models for sale on CarGurus are rated as good or great deals. - **Favorably reviewed:** Owners rated the 2017 Mercedes-Benz GLS 4.75 / 5 stars. - **65.6% of 2017 GLS models on CarGurus are accident-free**. - The 2017 Mercedes-Benz GLS combines luxury and space with three rows of seating for up to seven passengers while offering impressive power and advanced engineering. ## Why it stands out The 2017 Mercedes-Benz GLS stands out in the luxury SUV market for its spacious interior and premium features, making it an attractive option for families seeking comfort and style. It offers seating for up to seven people and a cargo capacity that showcases its versatility, with up to 94 cubic feet of storage space. Owners often praise its smooth performance and engineering quality, which is reinforced by its powerful engines and luxurious materials. While it is admired for its comfort and technology, some users note that it may lack spaciousness compared to competitors like the Cadillac Escalade and Lincoln Navigator. Nonetheless, the GLS is built to strike a balance between luxury and practicality, making it a compelling choice for buyers seeking a midsize SUV that doesn’t compromise on quality. ## Other model years to consider - **[2024 Mercedes-Benz GLS](https://www.cargurus.com/Cars/l-Used-2024-Mercedes-Benz-GLS-c32834)** - Average price: $78,850.00 - Good/great deal percentage: 35.3% - User rating: 5 / 5 - Total listings: 1,292 - **[2025 Mercedes-Benz GLS](https://www.cargurus.com/Cars/l-Used-2025-Mercedes-Benz-GLS-c33471)** - Average price: $86,621.00 - Good/great deal percentage: 34.6% - Total listings: 1,184 - **[2021 Mercedes-Benz GLS](https://www.cargurus.com/Cars/l-Used-2021-Mercedes-Benz-GLS-c29893)** - Average price: $53,419.00 - Good/great deal percentage: 30.3% - User rating: 4.93 / 5 - Total listings: 858 This analysis is based on CarGurus' proprietary market data from March 16, 2026, CarGurus experts' opinions, and generative AI.