Electrical · Mercedes C-Class · Premium

Mercedes C-Class alternator cost

£410 – £1,065Independent garage · United Kingdom
Book time 1.5 – 3 hMain dealer £520 – £1,550Parts £320 – £780Difficulty Hard

By country

CountryPartsLabourIndependent garageMain dealer
France€350 – €850€100 – €280€450 – €1,130€545 – €1,545
Belgium€355 – €865€90 – €265€445 – €1,135€540 – €1,520
SwitzerlandCHF 475 – CHF 1,150CHF 165 – CHF 470CHF 640 – CHF 1,615CHF 770 – CHF 2,150
Germany€350 – €850€120 – €375€470 – €1,225€585 – €1,700
Austria€360 – €875€130 – €390€490 – €1,265€600 – €1,715
Spain€340 – €825€70 – €205€405 – €1,030€480 – €1,355
Italy€345 – €835€60 – €190€405 – €1,020€475 – €1,335
Portugal€340 – €825€55 – €155€390 – €980€465 – €1,305
Netherlands€355 – €865€115 – €330€470 – €1,195€570 – €1,595
United Kingdom£320 – £780£90 – £280£410 – £1,065£520 – £1,550

What changes the price

On the Mercedes C-Class, access takes on average 25% more time than the average for its class (premium), where the range is £395 – £1,005.

Mercedes C-Class: other repairs

Oil and filter change£105 – £220Full manufacturer service£250 – £595Front brake pads£115 – £270Front brake discs and pads£285 – £635Rear brake pads£125 – £285Timing belt kit with water pump£465 – £1,160Timing chain kit£1,000 – £2,730Clutch kit£670 – £1,615Clutch and dual-mass flywheel£1,295 – £2,740Car battery£180 – £400Starter motor£305 – £880Front shock absorbers£345 – £795EGR valve£390 – £1,085Diesel particulate filter (DPF)£940 – £2,730Turbocharger£1,055 – £2,790Water pump£215 – £690Air conditioning regas£95 – £260Head gasket£820 – £2,225Diesel injector£350 – £970Catalytic converter£625 – £2,030Spark plugs£85 – £290

Frequently asked questions

How much does a alternator mercedes c-class cost?

At an independent garage, expect £410 to £1,065, parts and labour included. Main dealer: £520 – £1,550.

What is book time?

It is the reference time set for a given job. Garages bill that time even if they work faster. If a quote shows far more hours than book time, ask why. Mercedes C-Class: 1.5 – 3 h.

Why is the dealer more expensive?

Dealer hourly rates run 40 to 60% higher on average, and genuine parts cost more than their original-equipment equivalents. Under EU rules, servicing outside the dealer network does not void the manufacturer warranty.

Data updated October 2026. Indicative estimate. MecaScan cannot see your vehicle: always have a diagnosis confirmed by a professional, and never work on brakes, steering or airbags without the skills.