Find a dealer

Used Diesel Mercedes GLS cars for sale

We have 18 Diesel Mercedes GLS cars in stock. All cars come with 12 months free breakdown cover (or a discounted upgrade if you're an AA member) and £75 off your next service & MOT.

Used Diesel Mercedes GLS in stock

£26,995 MERCEDES-BENZ GLS 3.0 GLS350d V6 designo Line SUV 5dr Diesel G-Tronic 4MATIC Euro
- 2017
- •
- 93,500 miles
- •
- Diesel
- •
- Automatic
Gillman Motors Ltd
01474 891 431

Dartford
£89,995 Mercedes-Benz GLS GLS 450DH MHEV 4Matic Business Class Auto Diesel 7 SEATER/PAN RO
- 2024
- •
- 4,000 miles
- •
- Diesel
- •
- Automatic
DW Leisure Mercedes Benz Specialists
01474 892 159

Gravesend
£48,999 Mercedes-Benz GLS GLS 400d 4Matic AMG Line Premium 5dr 9G-Tronic
- 2020
- •
- 41,251 miles
- •
- Diesel
- •
- Semiauto
Peter Cooper Prestige Horsham
01403 485 612

Horsham
AA finance available

£32,990 MERCEDES-BENZ GLS 3.0 GLS350d V6 AMG Line SUV 5dr Diesel G-Tronic 4MATIC Euro 6 (s
- 2018
- •
- 56,007 miles
- •
- Diesel
- •
- Automatic
Leigh Cars Ltd
01702 923 852

Southend-On-Sea
£41,995 MERCEDES-BENZ GLS 2.9 GLS400d AMG Line (Premium Plus) SUV 5dr Diesel G-Tronic 4MAT
- 2019
- •
- 98,000 miles
- •
- Diesel
- •
- Automatic
Motorhouse (Beds) Ltd
01234 532 859

Bedford
£87,585 Mercedes-Benz GLS GLS 450d 4Matic AMG Line Premium + 5dr 9G-Tronic
- 2024
- •
- 5,334 miles
- •
- Diesel
- •
- Semiauto
Marshall Mercedes-Benz of Southampton
02381 173 286

Southampton

View 18 vehicles

Diesel Mercedes GLS from Manufacturer Approved Dealers

Vehicles inspected by the dealer to ensure they meet the manufacturer's standards

£87,585 Mercedes-Benz GLS GLS 450d 4Matic AMG Line Premium + 5dr 9G-Tronic
- 2024
- •
- 5,334 miles
- •
- Diesel
- •
- Semiauto
Marshall Mercedes-Benz of Southampton
02381 173 286

Southampton
£95,890 Mercedes-Benz GLS GLS 450d 4Matic Business Class 5dr 9G-Tronic
- 2025
- •
- 4,747 miles
- •
- Diesel
- •
- Semiauto
Marshall Mercedes-Benz of Southampton
02381 173 286

Southampton
£96,890 Mercedes-Benz GLS GLS 450d 4Matic Business Class 5dr 9G-Tronic
- 2025
- •
- 6,200 miles
- •
- Diesel
- •
- Semiauto
Marshall Mercedes-Benz of Southampton
02381 173 286

Southampton
£86,890 Mercedes-Benz GLS GLS 450d 4Matic AMG Line Premium + 5dr 9G-Tronic
- 2024
- •
- 11,329 miles
- •
- Diesel
- •
- Semiauto
Marshall Mercedes-Benz of Bolton
01204 219 524

Bolton
£88,055 Mercedes-Benz GLS GLS 450d 4Matic AMG Line Premium + 5dr 9G-Tronic
- 2024
- •
- 4,624 miles
- •
- Diesel
- •
- Semiauto
Marshall Mercedes-Benz of Bolton
01204 219 524

Bolton
£94,890 Mercedes-Benz GLS GLS 450d 4Matic Business Class 5dr 9G-Tronic
- 2025
- •
- 4,949 miles
- •
- Diesel
- •
- Semiauto
Marshall Mercedes-Benz of Bolton
01204 219 524

Bolton

View 8 approved

Why buy through The AA

Trusted dealers only

All dealers have committed to AA Cars Standards to give you peace of mind.

All vehicles checked

Vehicle history, MOT, mileage, accident and police reports are all checked - on every vehicle.

Exclusive AA offers

12 months free breakdown cover (or discounted upgrade if you're an AA member) and £75 off a Service & MOT. T&Cs apply.