Glow Plugs Repair | Book a Glow Plugs Repair in London| RAC

£461.25

Average price for this repair in London in the last 30 days^

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 London

Our top pick

RAC Mobile Mechanic in London

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.

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.

Close up of an RAC Mobile Mechanic running a vehicle diagnostic check

Book a diagnostic

For when you know something isn’t right, but you’re not sure what – our mobile mechanics are here to help.

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 do in London

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.

Try one of our RAC Approved Garages

View all garages

Millennium Garages Ltd - RAC Approved Garage

5.0/5

Millennium Garages is based in Southwark, London offering MOTs, Services and Car Repairs using industry-standard equipment and fully trained staff with over 40 years of experience in the motor industry. Since 2019, Millennium Garages Ltd has been a RAC Approved Garage. ALL Customers, Including RAC Warranties, are responsible for paying Congestion Charge and ULEZ when required for their vehicles.

Arches 43 - 47, Kings Bench Street, London, SE10QX

Andrews garage

4.7/5

Established since 1974 Andrews Garage has been serving the local area for all its car related needs, such as, MOT'S, Servicing, Tyres, Bodywork (crash repairs), 3D 4 Wheel alignment, Air conditioning Re-gassing.

30-36 Padfield Road, London, SE59AA

Tyre World & MOT Station

4.6/5

TYRE WORLD WAS ESTABLISHED IN 1992 TO PROVIDE MOTOR VEHICLE SERVICE AND GREAT TYRE SERVICE IN LOCAL AREA. We do following services: 1. 4 Wheel 3D Alignment. 2. Tyre 3. MOT 4. Tyre Replacement 5. Mechanical Work

10-11 Williams Buildings, Bethnal Green, London, E20LF

West Hampstead Motors Ltd

4.5/5

Established in 1975. West Hampstead Motors Ltd. are expert in the servicing and repair of both classic and modern German vehicles. We specialise in Audi, BMW, Mercedes Benz, Porsche and VW cars. Alongside the service centre, our state of the art approved bodyshop undertakes all aspects of body work and restoration to the highest of standards.

155-161, Grafton Road, Gospel Oak, NW5 4AY

MNS Autos Ltd

4.2/5

At MNS Autos, we are dedicated to keeping our customers on the road. Our commitment lies in providing a fully comprehensive service that our customers deserve. We pride ourselves on delivering quality workmanship, using only approved parts, all at competitive prices. We welcome you to try us out and see yourself the difference. Thank you

196 Barnardo Street, London, E10LL

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.