Why choose the RAC for an engine repair?

At the RAC, we've got over 125 years' experience helping UK drivers. We have the skills and knowledge to keep your vehicle running. We'll give you results you can rely on at a price you can afford.

An engine repair for Mercedes vehicles requires specialist tools and workshop facilities, so this work is completed through the RAC Approved Garage Network. Our approved garages service models such as A-Class, C-Class, GLC, E-Class, and EQA, following manufacturer procedures, certified equipment standards and rigorous quality checks. You receive transparent pricing, progress updates and RAC‑backed guarantees.

Close up of an RAC Mobile Mechanic underneath a car
A mechanic standing inside a garage

Book an engine repair

An engine is the heart of a vehicle, It turns fuel into power to get you moving to where you want to go. So, when something’s wrong, it’s important to get it fixed.

Any work done will meet the high standards set by the RAC.
We’re friendly, straightforward and jargon-free
A mechanic inspecting the underside of a vehicle.

Book a diagnostic

A mechanic will check your car for faults and talk you through any repairs you might need. There are various ways to check for faults, which could include a physical examination or plugging in to check your car’s onboard engine management system.

We’ll look for any mechanical or electrical problems. If we need to, we’ll also check your car’s onboard engine management system. Depending on your car and issue, this will usually include: – Engine – Power steering – Brakes – Transmission – Exhaust system – Fuel injection system – Cooling system and air flow – Sensors

And it’s not just an engine repair that we can do for your Mercedes

RAC Approved Garages offer MOTs and services. Our professional mechanics have the expertise and experience to make sure your vehicle is operating safely and efficiently – results you can rely on at a price you can afford.

A close up of an RAC mobile mechanic looking under the hood of a car

Try one of our RAC Approved Garages

SNS Repair Services

5.0/5

SNS Repair Services is a family run business, who strive for nothing but excellence for our customers. We value the relationships we build with our customers and will always go the extra mile to make sure your fleet or vehicle remain on the road with great turn around times. In the beginning we started out doing jobs for friends and family and have now transitioned into a full service workshop. Already experts in many areas and are still growing fast! We have a proud history of excellent work and customers service, with many companies and couriers trusting us to keep them on the road! RAC Approved Garage.
Unit 5 Hurstridge, Hathersham Lane, Horley, RH69JG

Threemilestone Garage

4.8/5

Here at Threemilestone Garage we aim to give our customers the best possible service. We have a reception/waiting area with free tea, coffee, hot chocolate, a water machine and Wi-Fi at your disposal. We have a full MOT and repair station. We also now have a full body repair and spray shop.
3C Threemilestone Ind Est, Threemilestone, Truro, TR49LD

Bennett Auto Services - Bosch car service

5.0/5

At our family-run garage in Durham, we pride ourselves on offering top-quality car servicing, MOTs, repairs, diagnostic checks, timing belts/chains, clutch replacements and much more. We are a certified Bosch Service Centre- our team provides you with a customer-focused service that’s second to none. Whether you need a simple oil change or more complex repairs. We are the garage for you!
Unit 3A, Langley Park Industrial Estate North, Langley Park, Durham, DH76TX

Greenfields Recovery

4.3/5

We are a family run business with full workshop facilities and 24 hour recovery service. All aspects of vehicle repairs, services, brake repairs , tyres and small jobs we have a waiting room with drinks available. We offer RAC vehicle inspections Services from £95.00 Tyres from £79.00 Electrical repairs Diagnostics We now offer a mobile repair service at your home or place of work. 24 hour breakdown/accident recovery available. At Eurorepar Car Service, we’re all about keeping you and your car moving with confidence. As a trusted network of local garages, we provide high-quality car maintenance and repairs tailored to your needs – all at competitive prices. With our exclusive Brakes for Life program and a 2-year parts and labour warranty, you can drive away knowing you’re covered for the long haul.* Ask your Eurorepar Car Service Centre to fit Eurorepar branded parts to qualify. Claims under the 2-year parts and labour warranty must be made at a Eurorepar Car Service Centre. Discover expert care, unbeatable value, and peace of mind – all under one roof. Ready to experience the Eurorepar difference? Request a quote or give us a call today! *Terms and conditions apply.
Unit 5 And 6 Hilton Industrial Estate, Derby, DE655FE

SKS Auto Services Ltd

4.8/5

SKS Auto Services, owned by good friends and business partners Bradley Dawson and Nathan Hinks was established in 2005 and has a reputation for professionalism, technical expertise and quality workmanship.SKS are committed to honesty and always charge a fair price for the work we do. We only use parts equivalent in quality to the original part unless otherwise agreed and as a business we have also invested heavily in the latest technology and diagnostic equipment, meaning whatever the problem you have with your vehicle we will be able to resolve it. Our experienced technicians are always on hand to offer friendly advice and support.
14 Royce Road, Peterborough, PE1 5YB

Frequently asked questions about an engine repair

When the check engine light comes on, it’s best to see a mechanic right away. This could mean anything from a minor issue to something serious.

If your car overheats, pull over safely and turn off the engine. Let it cool down, then check the coolant level. Add coolant or water if needed and get professional help quickly if this doesn’t fix the problem.

Engine oil should be changed every 5,000 to 7,500 miles. Check your owner’s manual for the exact recommendations for your car.

Discolored oil can mean it’s old or mixed with coolant or fuel. It’s best to get it checked by a mechanic.

It depends on your warranty. Many cover engine repairs up to a certain mileage or time. Check your warranty details or ask your dealer.

Engine repairs or replacements are typically not covered by standard insurance policies unless the damage is from an accident or other covered event. Check your policy for details.

It varies widely. Minor repairs might be a few hundred pounds, but major repairs or replacements can cost several thousands. Always ask your mechanic for more information.

The cost of repairing a misfire depends on the issue. Common causes include faulty spark plugs, ignition coils, or fuel injectors.

It depends on the repair cost, your car’s value, and its condition. If the repair costs more than the car’s value, you might be better off getting a new one.

Yes, most engine damage can be repaired. Whether it’s worth fixing depends on how bad the damage is and how much it costs.

Repair costs vary widely. It can range from a few hundred to several thousand pounds, depending on the problem.

Keep up with regular maintenance, timely oil changes, and using high-quality fuel. Follow your car maker’s maintenance schedule.