Mercedes Benz Cl service: key facts
- Oil service every 12,500 miles or 1 year
- Basic service costs £150–£450 depending on garage
- Automatic transmission fluid: £300–£450 — don't skip this one
- 2 generations from 1999 to 2014
- 5 tracked service items across routine, major, and periodic schedules
Routine service items
These are the items covered in a standard service. Most garages include oil, oil filter and a basic inspection. The rest are typically checked or replaced on a schedule.
| Service item | Interval | Typical cost |
|---|---|---|
|
Engine oil and filter
Mercedes ASSYST service indicator typically extends to 15,000 miles on highway driving but 12,500 miles recommended by specialists for stop-start city use.
C215, C216
|
12,500 miles or 1 year |
£150–£250
Dealer: £300–£450
|
Major service items
These are the big-ticket items. Miss them and you risk engine or gearbox damage. The costs are higher but the consequences of skipping are much worse.
| Service item | Interval | Typical cost |
|---|---|---|
|
Automatic transmission fluid
Mercedes claims 'sealed for life' but specialists strongly recommend 80,000 mile changes using MB 236.14 fluid only.
C215, C216
|
80,000 miles or 8 years |
£300–£450
Dealer: £600–£850
|
Periodic maintenance
Items that don't need doing at every service but should be on your radar at the right mileage or age.
| Service item | Interval | Typical cost |
|---|---|---|
|
Spark plugs
8 plugs on V8, 12 plugs on V12 engines.
C215, C216
|
60,000 miles or 6 years |
£200–£350
Dealer: £450–£650
|
|
Air suspension compressor service
Airmatic suspension compressor requires periodic desiccant replacement and system leak check.
C215, C216
|
80,000 miles or 8 years |
£400–£600
Dealer: £700–£1000
|
|
Brake fluid
2-year interval regardless of mileage.
C215, C216
|
2 years |
£80–£120
Dealer: £150–£220
|
Check a Mercedes Benz Cl's service history
Enter a reg to see franchised dealer service records — dates, mileage, and work done at every visit.
Check service history£6.99 · Full refund if no records found
Related
Mercedes Benz Cl service FAQs
How often should a Mercedes Benz Cl be serviced?
A Mercedes Benz Cl should have an oil service every 12,500 miles or 1 year, whichever comes first. Mercedes ASSYST service indicator typically extends to 15,000 miles on highway driving but 12,500 miles recommended by specialists for stop-start city use.
How much does a Mercedes Benz Cl service cost?
A basic service at an independent garage typically costs £150–£250. Main dealer servicing is usually £300–£450. Major items like timing belts or gearbox services cost significantly more.
Can I service a Mercedes Benz Cl at an independent garage?
Yes. Under UK consumer law, using an independent garage does not void your manufacturer warranty, provided they use parts meeting the manufacturer's specification and follow the correct schedule. However, independent services won't appear in the franchised dealer digital records.