A customer in the garden with an RAC Mobile Mechanic in the background.A close-up of a customer tending to her garden with an RAC Mobile Mechanic in the background.
Service, Repairs & MOT

Glow plugs repair in Trowbridge

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

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

Trustpilot rating for all RAC Mobile Mechanics.

Why choose the RAC for a glow plug 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.

Plus, with RAC Mobile Mechanics, you can avoid the hassle of taking your vehicle to a garage when you need a repair. We’ll come to you, at your home or work.

Close up of an RAC Mobile Mechanic underneath a car

Our top pick in Trowbridge

We’ll come to you at home or work

RAC Mobile Mechanic in Trowbridge

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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.

A customer tending to her garage with an RAC Mobile Mechanic in the background

Book a glow plugs repair

If your diesel engine is having trouble starting, especially in cold weather, it could be faulty glow plugs. Our mobile mechanics can come to you at home or work to replace defective parts, all without the hassle of getting to a garage!

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.

And it’s not just glow plug repairs that we do in Trowbridge

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

Ricky Fenby Ltd

Here at Ricky Fenby we specialise in used van sales, class 4 and 7 MOT's and all forms of mechanical repairs, maintenance and servicing work. We have a team of three very highly skilled technicians, with main dealer experience and an auto electrician. ready to tackle your motoring needs. We are also RAC approved which means that we adhere to a strict code of conduct at all times and are audited on a yearly basis. We offer the following services; Servicing MOT Testing Class 4 & 7 Diagnostics Clutches Air Conditioning Recovery Available Tyres & Exhausts Lazer Wheel Alignment Timing Belts General Repairs Collection & Delivery Service Available Fully Equipped Mobile Workshop
Unit F1 Southgate, Commerce Park, Frome, BA112RY

Idover Garage

Idover Garage is a local, family run business with over 35 years in the business. Founder and Director Kevin Connor and his team have built an excellent reputation for providing top quality car repairs, servicing, MOT inspections, state of the art diagnostic and much more. Being based in the humble village of Dauntsey, we serve across Malmesbury, Chippenham, Royal-Wootton-Bassett, Cirencester, Swindon, Tetbury and the surrounding areas within a 20-mile radius. We offer a range of services including car repair, MOTs and car servicing with free collection and delivery. Our prices are very competitive and we pride ourselves on being reliable and helpful with good customer service. Call us today or use the online form to contact us for a free, no obligation quote. Our modern fully-equipped workshop, staffed by trained technicians, is in Dauntsey, Wiltshire, near the major towns of Chippenham and Malmesbury. We serve the SN15 postcode district, caring for vehicles from all the surrounding areas including Great & Little Somerford, Brinkworth, Royal Wootton Bassett, Lyneham, Foxham, Lea, Startley, Cleverton, Garsdon, Upper Seagry, Corston, Christian Malford and Rodbourne. We offer comprehensive vehicle repairs and servicing, MOTs, welding and fabrication, diagnostics and fitting new tyres, batteries and exhausts.
Unit 11 Idover Business Park, Dauntsy, Chippenham, SN154JJ

Wiltshire Tyre and Autocentre (Chippenham)

Wiltshire Tyres operates a mobile tyre service specialising in the supply and fitting of tyres including car, van, 4x4 and run flat tyres at your home or work address. We have a network of warehouses stocking thousands of great value tyres from all the major tyre brands. Simply choose your tyres, book online then one of our highly trained tyre fitters will appear at your door. We make buying and fitting new tyres in Wiltshire that easy!
Wiltshire Tyre And Autocentre Chippenham, London Road, Chippenham, SN153AZ

Monster Gear Garage

We are an independent 5 star garage with high experienced technicians that will take care of your vehicle, we cover a wide range of repairs like: MOT MOT repairs Servicing Air Con Regas Air Con Recharge Brakes Tyres Clutches Timing belt / chain replacements Diagnostics Engine repairs / replacement Drive in with no appointment. If you wish to wait while your car is being repaired we have a luxury waiting area with TV, Wi-Fi and free hot drinks. Our garage is a comfortable place for you and your vehicle.
Bridge Road Ind Est, Unit 16 - 18, Bristol, BS154TA

GR Auto Services Ltd

We are one of the largest family owned independent garages in Yate, near Bristol. GR Auto Services have been servicing, carrying out MOT's and repairing most makes and models locally for over 20 years. We score highly with our customer service surveys. Our customer satisfaction rate can be seen on the Good Garage Scheme website and it averages between 96 - 97%. GR Auto Services received an award in 2012 from a major lease company for over 15 years of exceptional service to them and their customers. Our receptionist boasts both male and female staff, and we offer a collection and delivery service with in a 6 mile radius. We use 3 diagnostic computers so we are very strong on engine diagnostics with most makes and models. 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.
24 North Road, Yate, Bristol, BS377PA

Frequently asked questions on glow plug repair

A glow plug heats the air in a diesel engine to help it start, especially in cold weather.

When a glow plug fails, your engine might be hard to start, producing more smoke, engine misfires, and poorer performance.

You can, but it’s not a good idea. It can lead to poor engine performance, increased emissions, and overall damage.

Glow plugs typically last between 60,000 to 100,000 miles. Read your car’s manual and have them checked regularly.

It’s tricky and needs specific tools, so it’s best to let a mechanic handle it.

Replacing faulty glow plugs can improve engine start-up, reduce emissions, save fuel, and prevent engine damage.

It depends on your car’s warranty terms. They’re often not covered since they’re a wear-and-tear item, check with your warranty provider.

Yes, all diesel engines use glow plugs for starting, especially in cold weather. Regular maintenance and replacements are vital for the best performance.

Failures can be due to electrical issues, carbon build-up, corrosion, or incorrect installation. Regular maintenance helps prevent this.