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.

RAC Mobile Mechanics can carry out glow plugs repair on popular Mazda models such as CX-5, CX-30, Mazda2, Mazda3, and MX-5. This service is completed at your home or workplace, following Mazda maintenance guidance and using OEM‑equivalent parts. You get clear pricing, real‑time updates and a convenient, no‑hassle experience.

Close up of an RAC Mobile Mechanic underneath a car

Our top pick for your Mazda

We’ll come to you at home or work

RAC Mobile Mechanic for your Mazda

CDRSD-703_SEO500_-_Location_Page_-_Top_Pick_-_800x450.webp

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 can do for your Mazda

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

Sahibs Auto Electric

4.0/5

We are London's go to centre for MOT, Servicing, Alternators, Starter Motors and Car Diagnostics. We pride ourselves in Car Electrics and are well renowned for are specialists in Car Alternators and Car Starter Motors. Established in 1980, we have nearly 40 years of trusted experience the industry.
3 Norbreck Parade, London, NW107HR

I C Automotive LTD

4.2/5

We are an established local independent garage and are proud to be members of Autofirst Network – a nationwide network of independent garages operating to the Network’s 6 core values of Capability, Consistency, Care, Clarity, Cost Effectiveness and Customer Focus. For your added peace of mind we are members of the Motor Ombudsman service which is approved by The Trading Standards Institute. In short, we are a local garage you can trust offering you the support and service guarantees of a national network, giving you complete peace of mind. We offer an interest free payment plan through Payment Assist which takes the worry out of having to find all the funds to repair your car at the one time and offers you to pay this over 4 equal amounts with the first 1/4 coming out the day you sign up for the repair. Terms and conditions apply. Speak to a member of staff for more details. All free health checks are to be dropped off by 8:30am as this is a free service, We ask you not to be late. Thank You
Unit 1 Glover Street, St Helens, WA103LF

A1 Motorist Centre

4.9/5

A1 Motorist Centre was first established in 2005 moving to our present site in late 2006. Our aim is to offer the latest technology that the motor industry can offer, combined with good old fashioned values and excellent customer care. We offer you a clean comfortable reception / waiting area with complimentary refreshments, free Wi-Fi internet connection and toilet facilities (this also includes disabled access). From here you will have a full view of the workshops so that you can watch as we work. We offer many services and our advice is free and impartial. We are members of the Good Garage Scheme and the Motor Industry Codes of Practice.
Unit 2, Patricia Way, Industrial Estate, Broadstairs, CT10 2LE

CTS Servicing and Repair Centre LTD

4.8/5

We cover all aspects of work for you vehicle including: MOT's, Servicing, Tyres, Suspensions and Diagnostic’s. We also Buy and Sell cars of any age and condition.
Unit 6, Grey Street, Off Bridgefield Street, Radcliffe, M262SG

YDS AUTOMOTIVE

4.8/5

At YDS we offer General Maintenance and Servicing for all makes and models, while we specialise in the german vehicle industry we have the equipment, experience and knowledge to cater to any vehicle. Offering dealer level servicing at a fraction of the cost while still able to update digital and standard service records to preserve manufacturers warranty. Along side the every day stuff we offer all advanced and electrical diagnostics from running issues to audio problems we strive to get you that first time fix. And don't forget the fun stuff. At YDS we offer Varied packages with software and supporting performance hardware fully tailored to suit whatever you are behind the wheel of! Partnered with Performance companies and Payment Assist to make improving your car or van easier and more available than ever before!
Unit 5, Faraday Place, Thetford, IP243RG

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.