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 Norwich

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

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

£461.41

Average price for this repair in Norwich 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 Norwich

We’ll come to you at home or work

RAC Mobile Mechanic in Norwich

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 our 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 Norwich

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

Kings Autos Ltd

5.0/5

I'm a NVQ level 3 fully qualified mechanic with 18 years experience. I specialize in Mazda vehicles as I worked for them for 15 years however I have worked with independent garages so I am proficient with all makes. We carry out all work from servicing to timing chains.
Kings Autos Ltd Unit 1 Phoenix Road, Lowestoft, NR337NP

KB Auto Recovery LTD

5.0/5

KB Auto Recovery offers all types of vehicle servicing and repairs throughout Lowestoft. We are proudly accredited as both RAC and AA-approved repair centers. Located in the heart of Lowestoft town centre, our premises provide a comfortable customer reception area where customers are able to enjoy complimentary teas and coffees whilst waiting for any such repairs. Other neighboring businesses on this site include; ASDA, Starbucks, McDonald's, and numerous other facilities offering convenience to our customers, The site also has excellent connections to public transport, including both train and bus stops only a stone's throw away from reception. Our talented team of technicians are qualified and experienced in all forms of repairs and servicing, and as part of our approved garage scheme through the AA and RAC, we receive regular audits to ensure our quality of service is to the high standards required. You can therefore rest assured that here at KB Auto Recovery your vehicle is in safe and capable hands.
Unit 6, Kirkley Business Park, Horn Hill, Lowestoft, NR330PX

JLM Auto Services

4.8/5

Welcome to JLM Auto Services - Serving the Suffolk & Norfolk Areas. Here at JLM Auto Services we offer very competitive rates on all of our services. All services including clutches, brakes, exhausts, engine servicing, alternators, starter motors, batteries, radiators, shock absorbers, coil springs and much more. Fully insured. Call now for a competitive quote or Visit our Facebook page. Please like and share, invite all your friends ?. www.facebook.com/jlmautoservices
Leicester Road, Gorleston, Great Yarmouth, NR316SL

Spencers MOT and Service Centre Ltd

4.2/5

Our team at Spencer’s MOT and Service Centre based in Rackheath, Norwich are on hand six days a week. The team at Spencer’s MOT and Service Centre can answer any questions or queries you have about your vehicle. To keep your car running at a premium call us onand book your car in. If you are concerned about a noise or dashboard light, our technicians are here to help. They can take a look at your vehicle, diagnose any problems and are specially trained to carry out any necessary repairs. This includes clutch repairs and replacements, cambelt repairs and replacements, exhausts, gearboxes as well as tyre changes and wheel alignments. Spencer’s MOT and Service Centre’s aim is to become one of the leading garages in Norwich with a high standard of work whilst delivering an exceptional customer experience. We are able to accept card payments, cheque and cash and can offer accounts to trade customers.
Unit 36, Mackintosh Road, Rackheath Trading Estate, Norwich, NR136LJ

Moyse Motors Ltd

3.0/5

If you want to find an AA approved garage in the Lowestoft area with 20 years' experience, give Moyse Motors a call. We specialise in car and van servicing, as well as clutch and brake repairs, vehicle diagnostics, air conditioning repairs and MOT servicing for vehicles in class 4 and 7. We also offer a reliable breakdown service. Our team of technicians are skilled and experienced, and our rates are some of the most competitive around. Please get in touch if you would like to book in, are more than happy to help.
15 Barley Way, Lowestoft, NR337NH

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.