2017 Mercedes-Benz GLS 3.0 GLS350d V6 AMG Line

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: 64,000 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 7 seats
• Engine: 3.0 litres, 254 bhp
• Gearbox: Automatic (G-Tronic)
• Drive: Four-wheel drive
• Colour: Silver
• CO2: 199 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2017 Mercedes-Benz GLS AMG Line has covered 64,000 miles. The dealer is asking £26,990, which is £1,207 below the AskCar estimate of £28,197. To work out the AskCar estimate, we analyse UK dealer adverts for 143 Mercedes-Benz GLS cars across different ages and specifications. It first appeared in our advert records 164 days ago. The government's MOT record matches its advertised mileage. You can find this car at LTV in Bury. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,207 (4%) under the AskCar estimate of £28,197.

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 8 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 8 November 2026.

Time on sale

This 2017 Mercedes-Benz GLS has been on sale for at least 164 days.

Price history

AskCar first saw this advert on 28 May 2026 at £26,990. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 27 May 2027.

It has had 9 MOTs. The latest, on 28 May 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 64,189 miles, which matches the advertised 64,000 miles.

Advertised mileage is about 1,000 miles lower than the median mileage of a 2017 Mercedes-Benz GLS on AskCar.

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 8 November 2026.

The 3 closest to this car in mileage:

• 2017 Mercedes-Benz GLS AMG Line, 3.0 diesel SUV, black. Mileage: 65,000 miles. Price: £25,990, £1,000 less than this car. Dealer: Vogue Motor Company in Bolton. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2017-15387b8ca150
• 2017 Mercedes-Benz GLS AMG Line, 3.0 diesel SUV, white. Mileage: 63,000 miles. Price: £49,994, £23,004 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, black. Mileage: 60,500 miles. Price: £32,950, £5,960 more than this car. Dealer: Sytner Group Mercedes-Benz of Carlisle in Carlisle. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2017-f0ca2b072369