Book a Glow Plugs Repair for your SEAT

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 for your SEAT

We’ll come to you at home or work

RAC Mobile Mechanic for your SEAT

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!

OEM quality parts

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.

Mechanics you can trust

Our mobile mechanics are friendly, honest, and backed by the RAC.

Vehicle diagnostic check

£99

For a limited time, get £50 off repairs over £150 when you book a diagnostic test. Offer ends 09/12/25, 09:00.^**
Our mobile mechanics will spend up to 30 minutes checking your car for faults and talk you through any repairs you might need and give you a report for your records.

Diagnostic check

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

Full error report and advice on repairs

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 SEAT

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

View all garages

Hardacres Garage.

4.9/5

Hardacres Garage is a family owned and operated business in the heart of Mid Devon serving the local community of Tiverton and the surrounding area. We pride ourselves in being open and honest. Our work is carried out by qualified mechanics who specialise in BMW, Land Rover and Isuzu's. All types of work is carried out including fabrication and welding, servicing and repairs of all makes of Cars Vans and 4x4s.

29-31 Leat Street, Tiverton, EX165LG

Acton Service Centre

4.2/5

Acton Service Centre came under new management in 2012. A family run business that prides itself in offering excellent customer service and professional workmanship. Our highly trained engineers and technicians are committed to providing you with the solution to all your motoring needs. Based in Acton just off the A406, our modern reception and viewing area has been newly designed for the comfort of our large base of loyal customers.

17-18 The Broadway, Gunnersbury Lane, Acton, W38HR

Prestige German Cars - Independent German Car Specialist

4.2/5

BMW | Mercedes Benz | MINI | Volkswagen | Audi | Skoda | SEAT | Smart Welcome to Prestige German Cars, established in 2003 and located in the North East of England. Boasting a purpose built 8 bay workshop, we offer everything a main dealer can at reduced prices. It is a point of pride for us to have the latest BMW & VAG dealer diagnostics and more, plus the equipment required to carry out everything your vehicle requires, ensuring we are up to date with all the latest techniques and know-how. Of course other makes and models can be catered for too!!

11, Shaftesbury Ave, South Shields, NE349PH

California car and commercials Ltd, Bosch Car Service

4.4/5

We are a established MOT and service centre run by two brothers with a combined experience of 15 years in the motor trade. Our new site on Garrard Way, Kettering consists of 5 service bays and a class 4, 5 & 7 MOT bay. Our aim is simple, to be a one stop shop for all your motoring needs. Wether it be your annual MOT and service or more major work our highly experienced staff are on hand to help. We have a clean, modern premises with state-of-the-art technology and equipment including the most up to date Snap-On class 4, 5 & 7 MOT bay. We run our own fleet of recovery vehicles so collection and delivery is always available. Feel free to call Tony or Mario for any of your vehicle needs

Garrard Way, Telford Way Industrial Estate, Kettering, NN168TD

G & R Autos LTD

4.8/5

We have over 17 years previous experience within the motor trade. We take on all makes and models of cars and short wheel-base vans. We can do anything from: Bulbs, brakes, exhausts, servicing, cambelts, welding, MOT’s and much more! We offer collection and delivery service within a 5 mile radius to reduce inconvenience you your working day.This service has to be booked in advance. For your no obligation quote call us!

Unit 18 G, Chapman Way, Tunbridge Wells, TN23EF

Frequently asked questions on glow plug repair

What does my glow plug do?

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

What happens when my glow plug fails?

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

Can I drive with a bad glow plug?

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

How often should I replace my glow plugs?

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

Can I replace glow plugs myself?

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

Why should I replace faulty glow plugs?

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

Are my glow plugs covered by warranty?

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.

Is glow plug replacement necessary for all diesel engines?

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