An RAC Mobile Mechanic using a diagnostic machine inspecting a car for an alternator repair.A mechanic using a diagnostic machine to inspect a car vehicle engine
Service, Repairs & MOT

Alternator repair in Ealing

Book an RAC Mobile Mechanic and we’ll come to you at home or work.

  • 12-months parts guarantee
  • Honest pricing
  • Exceptional customer service

£456.75

Average price for this repair in Ealing in the last 30 days^

Trustpilot rating for all RAC Mobile Mechanics.

Why choose the RAC for an alternator repair?

With RAC Mobile Mechanics, you can avoid the hassle of taking your vehicle to a garage. They can do an alternator repair on your driveway, so you don't even need to leave the house.

All our alternators are OEM standards, that means we only use parts that meet your vehicle manufacturer’s strict quality criteria, ensuring top quality and reliability. With a 12-month guarantee, you can trust our replacement alternators to last. The price includes fitting – no hidden costs. Just friendly, honest experts.

Close up of an RAC Mobile Mechanic underneath a car

Our top pick in Ealing

We’ll come to you at home or work

RAC Mobile Mechanic in Ealing

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At the RAC, we’ve got over 125 years’ experience in offering complete peace of mind® to our members. We’re best known for our breakdown service. And now – our new RAC Mobile Mechanics are here to help make every day motoring easier. If you need a service or repair, they’ll come to you at your home or work.

An RAC Mobile Mechanic using a diagnostic machine inspecting a car for an alternator repair.

Book an alternator repair

If your car’s battery keeps dying or electrical systems are acting up, it could be a faulty alternator. Your alternator should charge the battery properly, and if it doesn’t, you could need an alternator repair.

We use original equipment manufacturer (OEM) standard parts, which means every new part will be the same standard and same quality as the original part it replaced.
Our mobile mechanics are friendly, honest, and backed by the RAC.
Close up of an RAC Mobile Mechanic running a vehicle diagnostic check

Vehicle diagnostic check

£99

We’ll spend up to 30 mins checking your car’s onboard management system for faults. We’ll talk you through repairs needed and provide a full report. If any further work is needed, we’ll agree this with you before we start. Any additional work after the first 30 minutes will be priced at £20 per 15 minutes. We’ll agree this with you before proceeding.

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
If we detect any issues, we'll talk through what needs to be repaired. We’ll give you a no-obligation quote to fix it on the spot, if we can. Or we’ll recommend a local RAC Approved Garage, and give you a full error report to take there.

Average cost of an alternator repair by car make^

The cost to repair your car alternator will depend on the car you drive. According to RAC data, the average cost to repair a car alternator is £458. But you can check out the average price of an alternator repair for your specific car make here.

Make

Average Price

Ford

£435

Volkswagen

£466

Vauxhall

£436

Nissan

£478

Toyota

£417

BMW

£495

Peugeot

£469

Renault

£477

Mercedes-Benz

£525

Citroen

£445

^Average price quoted for RAC Mobile Mechanics from 01/01/25 to 31/03/25.


And it’s not just alternator repairs that we do in Ealing

Mobile mechanics bring the garage to you, saving you the hassle of getting your car to a garage. If you need a service or repair, they’ll come to you at your home or work.

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

Try one of our RAC Approved Garages

BTWL PERIVALE LIMITED

OFFERING HIGH QUALITY REPAIRS BY EXPERIENCED STAFF BTWL Perivale LTD was set up by four partners who all had an ambition of running their own car accident repair centre, putting their vast experience and knowledge in action. BTWL Perivale is an independent vehicle repairer, opening its doors in April 2024 , offering a high quality comprehensive service in west London and the surrounding areas. BTWL Perivale is the second car accident repair we have opened. Our first one is called Bodytech West London LTD located in Acton. At RAC, 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.* Discover expert care, unbeatable value, and peace of mind – all under one roof. Request a quote or give us a call today! *Terms and conditions apply.
61 Aintree Road, Perivale, Greenford, UB67LA

J & A Motors

J & A Motors has provided a first class service to motorists in West London since As a garage which is AA Certified, RAC Approved, an RMI member and a Which Trusted Trader, we take our work seriously. Having served multiple generations of families for 37 years, we understand just how important your vehicle is to you, which is why our fully trained technicians look after your car with the same care and attention that you do. To put it simply, we have a name you can trust. We undertake all mechanical work. We have fully fitted workshops with the latest diagnostic equipment operated by professional and qualified staff. Our friendly team are here to keep you informed every step of the way via phone or email, as you prefer. We offer a professional and friendly service for all your MOT, Servicing, mechanical repair, Crash/Body Repair and Spare Parts needs. We carry out all air conditioning work. We also supply and fit tyres at very competitive rates, with balancing and wheel alignment.
60 Greenford Road, Greenford, UB69AT

Motorfix Ltd Greenford

We consider ourself to be a one stop shop for all your car and van requirements. Having been established since 2008 and taking great pride in our work, we are members of the Good Garage Scheme, RMIF and the Motor Ombudsman which means that we adhere to a very strict code of conduct at all times as approved by the Chartered Trading Standards Institute. Our four technicians have many years of experience in the motor industry and are DVSA approved and are able to carry out class 4 and 7 MOT's, as well as all general repairs, maintenance and servicing to your vehicle. We provide a guarantee on our work of 12 months or 12,000 miles to ensure that you have security and peace of mind. By choosing us you will have no hidden charges or surprises.
Unit 4, 407 Oldfield Lane North, Greenford, UB68QE

Car Care Centre - Wembley Ltd

Car Care Centre (Wembley) Ltd offers a trusted and efficient service to the local community, maintaining high standards in automotive care. Our team, led by the knowledgeable Dipesh, is dedicated to providing straightforward, honest, and professional automotive services. From minor repairs to major overhauls, each task is handled with precision and integrity. We believe in building lasting relationships with our clients, ensuring their vehicles receive the best care possible. Experience the difference at Car Care Centre, where exceptional service and customer satisfaction are at the forefront of our operations.
558 Market Way, Off Turton Road, Wembley, HA02BT

Yaash Motors.

Established in 1997, Yaash Motors trades is one of the leading car garages in Wembley serving trade and private customers throughout the north and west London areas. We provide a complete range of traditional services alongside professional body modifications primarily aimed at the popular Volkswagen Golf models. Yaash Motors specialises in the delivery of a professional, reliable service where fair, open and transparent pricing is a standard feature in all of our work. We have a comfortable customer waiting room where you can enjoy refreshments and WIFI. Our team strive to provide a fantastic customer experience and will always deliver you with honest and professional advice.
Unit 5A, 255 Water Road, Wembley, HA0 1JW

Frequently asked questions about car alternator repairs

Driving with a bad alternator isn't a good idea. A failing alternator can make the battery drain fast, leading to a breakdown. Electrical parts may also stop working, which can be unsafe. It’s best to get the alternator checked and fixed or replaced as soon as you can.

When the alternator fails, the battery won't charge and will drain. This can make the car stall and prevent it from starting. Electrical parts like lights, radio, and power windows may stop working. Get help from a mechanic right away to avoid more damage.

Alternator reconditioning means fixing an old alternator by replacing worn-out parts. This can be cheaper than buying a new one, but it may not last as long as a new alternator.

The cost of an alternator varies by the type of car and the quality of the alternator. To know exactly how much, you should talk to your local mechanic.

Yes, alternators can be repaired if the damage isn't too bad. If the alternator is very damaged, it may be better to replace it.

Replacing an alternator is often worth it if the alternator is old or very damaged. A new or rebuilt alternator can work better and prevent future problems. Talk to a mechanic to help make the best choice.

Alternators usually last between 80,000 and 150,000 miles. But it can vary based on where and how you drive, and maintenance. Regular check-ups and fixing problems early can help it last longer.

Some alternator repairs or replacements may be covered under the car’s warranty, especially if the car is still new. Check your warranty details or talk to your mechanic to see if it's covered.

They’re often not covered by standard car insurance policies because they're thought to be part of your vehicle's upkeep. But, if it's damaged in an accident, it might be covered.

You need an alternator replacement when it's very damaged or has worn-out parts that can't be fixed. If it's not keeping the battery charged or causes electrical issues, you'll need to replace it.