Top Mechanics For Isuzu Alternator Repair & Replacements
28 Reviews
Mobile mechanic in St Helens, 15 years of experience
I have worked with numerous companies such as kwik fit national tyres and more local garages
ALAN • 16th December 2025
Vauxhall Zafira Tourer • Engine oil & filter replacement
148 Reviews
Mobile mechanic in Basingstoke , 14 years of experience
Throughout my career, I've consistently valued honesty and transparency, catering to customers with varying levels of mechanical knowledge. My commitment is to ensure clients comprehend necessary work and fe...
LAWRENCE • 16th December 2025
Land Rover Discovery Sport • Interim Service
423 Reviews
Garage in Gloucester , 13 years of experience
Bishop autos a local mobile mechanic business set up in 2012 we are a company specialising in the mobile repair, air con and computer diagnostics of today’s vehicles ❄️🥶 we do air con regas services on ...
135 Reviews
Mobile mechanic in Shoreham-by-sea, 9 years of experience
Our experienced mechanics have worked at main dealers and independent garages for over a period of 15 years. All our mechanics are qualified to a minimum of Level 3. We always work with our customers...
JOANNE • 16th December 2025
Ford B-Max • Engine oil & filter replacement
222 Reviews
Garage in Lancaster, 16 years of experience
JM Motor Services Ltd was formed in July 2016. The business operates as a mobile mechanic business serving Lancaster and a 50 -mile radius working with all makes/models and repairs. You can trust in us to g...
SIMON • 16th December 2025
26 Reviews
Garage in Swansea, 22 years of experience
22 long and hard years of experience, St James Automotive & Marine - the best there is. We Cover all of the South West and South of UK.
JANINE • 16th December 2025
Ford Kuga • Battery replacement (vehicles with stop/start system)
158 Reviews
Garage in Birmingham , 20 years of experience
Hi, my name is marcus. I am a highly qualified mechanic with over 20years experience. I am friendly, polite, reliable and efficient. Your safety is of the utmost importance . I take pride in my work and w...
12 Reviews
Garage in Barnet, 6 years of experience
Over 6 years experience in mobile mechanics. Attending to various models of vehicles. Good work rate and efficient.
383 Reviews
Mobile mechanic in Romsey, 12 years of experience
I started my career in HM Armed forces joining the REME, where I served for 7 years. From there I worked for Mercedes-Benz for 4 years. And now I do all sorts, if it’s got wheels, I can fix it!
TOM • 16th December 2025
Mercedes-Benz GLC-Class • Brake pads replacement - front (all)
59 Reviews
Garage in Lutterworth, 15 years of experience
Hello there! My name is Nathan. I have worked in HGV breakdown / recovery and been a mechanic for many years, offering over 15 years experience. I am happy to assist wherever possible with any car,...
122 Reviews
Garage in Accrington , 32 years of experience
Unity Tyres & Autocare provide a comprehensive range of services for the motorist of today. With over 30 years experience in the motor trade we are a on call mobile service on a journey to promptly take ...
CHRIS • 16th December 2025
Vauxhall Meriva • MOT with collection & delivery
56 Reviews
Garage in Birmingham , 15 years of experience
We pride ourselves on providing quality repairs and quality customer service. We have over 15 years of Mechanical experience and are the prime in need to tackle any mechanical job.
GARY • 16th December 2025
Volkswagen Transporter • Additional work following previous booking
749 Reviews
Mobile mechanic in Leeds, 8 years of experience
I started by studying at City College in Leeds and gained my City & Guild qualifications up to level 3 and I undertook a garage job whilst studying in order to gain great experience. Whilst I was studying I ...
84 Reviews
Mobile mechanic in Telford, 11 years of experience
Our mobile mechanics save the hassle of driving your car to a garage. Book your mobile car service online and we'll come to your home or office.
109 Reviews
Mobile mechanic in Cardiff , 10 years of experience
Our car repair center has been providing high-quality automotive services for over 10 years, specializing in everything from routine maintenance to complex repairs. We pride ourselves on offering expert diag...
DANNY • 16th December 2025
Ford Transit Custom • Diagnostic Inspection
Frequently asked questions about Isuzu alternator repair & replacements
Read our answers to questions about alternator repair costs, symptoms and more.
What does an alternator replacement on my Isuzu involve?
- Mechanic will inspect the car's battery charging system.
- Mechanic will inspect the alternator's ancillaries (drive belt, cables etc.)
- Mechanic will test the voltage output of the alternator.
- If necessary, the mechanic will replace the alternator.
- Mechanic will advise if any other parts of the electric system need to be replaced.
- Mechanic will test the charging system and will test drive the car.
What are the symptoms of a bad Isuzu alternator?
- When the battery warning light on the car's dashboard has lit up.
- When the battery is not being recharged
How long does it take a mechanic to replace an alternator on my Isuzu?
On average, alternator replacement times can range from 1 hour to 2.5 hours with an average of just over 1 hour. The time that the job takes will depend on a number of factors, like your vehicle's make and model, year, as well as other factors. Select your car at the top of this page for information on job time and cost for your vehicle through ClickMechanic.
How often should I replace an alternator on my Isuzu?
Generally alternators only need to be replaced if there is an issue with them. Should you experience any problems like those listed it is important to have the battery charging system inspected and, if necessary, have the alternator replaced.
As the demand for more and more electrical equipment and devices on modern vehicles increases, the demand on the alternator is increased. Therefore whilst the units themselves have improved dramatically in design and reliability, this is outweighed by the increased reliance on it. So, alternator replacement is a frequent repair on most vehicles at some point.
What are the signs of a bad Isuzu alternator?
If the battery light remains on with the ignition (and does not go out once the charging is in operation), or comes on with the engine running then there is an issue with the alternator generating power and the battery will not be recharged. It is important to get a professional mechanic to check the issue as soon as possible.
How can I extend the lifetime of my Isuzu alternator?
Because it is not possible to turn the alternator off and it will therefore always be turning when the engine is running, there is little you can do to prevent wear and tear. Obviously as an electrical device, they do not like water, so avoiding flooding is important!
Can a bad or faulty alternator affect a new battery on my Isuzu?
A bad alternator can damage a new battery if the battery is not receiving the proper charging voltage. While it may not completely destroy it, a faulty alternator can cause a new battery to drain more quickly than it should.
Can an alternator on my Isuzu fail suddenly?
Alternators can fail suddenly, but more often than not they will slowly lose their ability to charge the battery and eventually die. So even if it fails while driving, you may still be able to drive the car a few miles before the car comes to a complete stop.
How do I check if my Isuzu alternator is working properly?
The easiest way to check if your alternator is working is to start the car and let it idle. Then, turn on all of the car's accessories one at a time. If the car's battery dies while the accessories are on, then the alternator is not working.
Additionally, the battery should be tested for voltage. If the battery is low, the alternator may not be charging the battery. Depending on the electrical system, a voltmeter reading in the 13.8 to 15.3 volt range with the engine running, lights and accessories off, generally indicates that the alternator is working as it should be.
Can I jumpstart my Isuzu with a bad or faulty alternator?
If the battery is not dead, then yes, you can jumpstart a car with a bad alternator, but it will only run for a short period of time before the battery is drained again.
What happens when the car alternator fails while I am driving on my Isuzu?
If your alternator dies while driving, your car will eventually lose power and come to a stop. You may notice the first signs of a dying alternator with dimmed interior lights and warning lights on the dashboard. The best thing to do in this case is find a safe place to stop and call for professional help.
How do I fix a bad Isuzu alternator?
In most cases the alternator would be replaced if it bad or faulty. Alternators can be refurbished but often getting a new one fitted is more cost-effective. An alternator is an electrical component that is key to supplying power to your car so fixing it is a job best left to qualified technicians.
Can local garages offer home collection and delivery for Isuzu alternator repair?
Yes, many local garages are able to offer collection and delivery for an alternator repair on your Isuzu. With ClickMechanic collection & delivery is free if your vehicle is drivable. Once booked a mechanic will pick up the vehicle on the day and time of your choice, do the work, and return the vehicle at a time convenient to you. Simply enter your vehicle registration number and postcode to get an upfront price for a alternator repair on your Isuzu.
Can mobile mechanics do Isuzu alternator repair at my home or office?
Yes, mobile mechanics can do an alternator repair at your home or office on your Isuzu, provided there is a safe and sufficient space to conduct the repair or replacement. With ClickMechanic, once booked for a date and time of your choice, your booking will be offered to vetted mobile mechanics in your area.
How much does an Isuzu alternator repair cost?
The cost for an Isuzu alternator repair depends on the model of your Isuzu. See the averages for different models below. We use industry standard data & millions of data points so you know what you should be paying.
These estimates may include Alternator.
| Name | Average Cost | |
|---|---|---|
| Isuzu N | £324 | Get exact price |
| Isuzu Rodeo | £388 | Get exact price |
| Isuzu TF Pickup | £329 | Get exact price |
| Isuzu Trooper | £400 | Get exact price |
Average costs for 2 models not shown due to insufficient data. Show ∨
- Isuzu D-Max
- Isuzu Brava
Estimates on average repair costs, such as the above results for an alternator repair, are based on ClickMechanic's quote data which combines multiple third-party sources. Actual costs may vary. We provide estimates on average repair costs for information only and accept no liability for any inaccuracies or errors. If you think an estimate is incorrect, please contact us to let us know.
Book a trusted mechanic today
Get an instant quote, then book a vetted mechanic to fix your car at your home or office.
- Vetted mechanics
- Save up to 50%
- Fast online booking
Mechanics that work on Isuzus
- Auto Eng Repair Ltd, London
- Auto-Fix, Bedfordshire
- Autobase Repair Hub Ltd, London
- Brett Walker, Derby
- Complete Motor Works Ltd, Essex
- Cozens Motor Servicing, Pentre
- E R Mcgrath Ltd, Glasgow
- H Autos, Sheffield
- Injectorz, Great Moulton
- R5 Automotive, London
- RIYAZ M, Redditch
- SD Diagnostic & Inspections, Skinningrove
- Sarim Autos Ltd, London
- T P Autos, Taunton
- TRP Vehicle Services, Godalming