2017 Mercedes-Benz GLS 3.0 GLS350d V6 AMG Line

Price: £25,990. Fair price: £2,009 (7%) under the AskCar estimate of £27,999, our expected asking price for this car from its model, age, mileage and specification, drawing on 143 priced Mercedes-Benz GLS adverts on AskCar as of 7 November 2026.

AskCar lists 150 used Mercedes-Benz GLS from 116 UK dealerships, as of 7 November 2026.

Overview

  • Make: Mercedes-Benz
  • Model: GLS
  • Trim: AMG Line
  • Version: 3.0 GLS350d V6 AMG Line G-Tronic 4WD Euro 6 (s/s) 5dr (254 bhp)
  • Year: 2017
  • Mileage: 65,000 miles
  • Fuel: Diesel
  • Body: SUV, 5 doors, 7 seats
  • Engine: 3.0 litres, 254 bhp
  • Gearbox: Automatic (G-Tronic)
  • Drive: Four-wheel drive
  • Colour: Black
  • CO2: 199 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2017 Mercedes-Benz GLS AMG Line is advertised with 65,000 miles on the clock. Its asking price of £25,990 is £2,009 below the AskCar estimate of £27,999. The AskCar estimate uses UK dealer asking prices, including 143 Mercedes-Benz GLS adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 8 days ago. Its asking price has since fallen by £2,000. The government's MOT record matches its advertised mileage. It is advertised by Vogue Motor Company in Bolton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £2,009 (7%) under the AskCar estimate of £27,999.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 143 priced Mercedes-Benz GLS adverts across different ages and specifications, as of 7 November 2026.

A 2017 Mercedes-Benz GLS with the 3.0 diesel engine is typically advertised at £28,200: the median of the 12 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2017 Mercedes-Benz GLS has been on sale for at least 8 days.

Price history

AskCar first saw this advert on 30 October 2026 at £27,990. Its asking price is now £25,990, £2,000 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

  • 30 October 2026: £27,990
  • 31 October 2026: £25,990

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 19 February 2027.

It has had 9 MOTs. The latest, on 20 February 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 59,737 miles, which matches the advertised 65,000 miles.

Similar cars

6 other 2017 Mercedes-Benz GLS AMG Line 3.0 diesel automatic SUVs are for sale at UK dealers, from £24,590 to £49,994, as of 7 November 2026.

The 3 closest to this car in mileage:

  • 2017 Mercedes-Benz GLS AMG Line, 3.0 diesel SUV, silver. Mileage: 64,000 miles. Price: £26,990, £1,000 more than this car. Dealer: LTV in Manchester. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2017-f84d5cc31d73
  • 2017 Mercedes-Benz GLS AMG Line, 3.0 diesel SUV, white. Mileage: 63,000 miles. Price: £49,994, £24,004 more than this car. Dealer: RJD Commercials in Sandy. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2017-bff46ff56fab
  • 2017 Mercedes-Benz GLS AMG Line, 3.0 diesel SUV, silver. Mileage: 68,862 miles. Price: £26,995, £1,005 more than this car. Dealer: Platinum Plus Cars in Manchester. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2017-8176a1680e8a

Browse all Mercedes-Benz GLS cars for sale · 2017 Mercedes-Benz GLS price guide

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Photos

99 photos of this car are on its AskCar page.

As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.