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 for your Porsche

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 for your Porsche

We’ll come to you at home or work

RAC Mobile Mechanic for your Porsche

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 our 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 Porsche

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

Bodywyse Autocare Ltd.

5.0/5

.“Bodywyse Autocare Cupar Ltd is a one stop shop for all of your motoring needs. We offer a full range of services including Servicing, MOTs, Tyres, Brakes, 4 Wheel Alignment, Air Con and of course Accident Repair, along with any mechanical work you might need for cars and commercial vehicles. We are an insurance approved body shop, partnered with PSA’s own Eurorepar Car Service network and regulated by the Independent Garage Association. This means that we can offer a manufacturer level of service at a very competitive price whatever you might need. We offer fixed price servicing and all work is guaranteed, insuring a high standard of quality. We pride ourselves on our customer service and any of our staff will be happy to assist in helping with any requests you may have. Give us a call for all your vehicle needs.”
Prestonhall Industrial Estate, Cupar, Fife, KY154RD

Mick Jackson & Co Ltd

4.1/5

Introducing Mick Jackson & Co Ltd – The Tickhill MOT Test Centre! We are your local mechanic and MOT test centre in the heart of Doncaster, South Yorkshire. We offer a comprehensive range of services including car repairs, servicing, and MOTs. We are proud of the fact that most of our business comes from the recommendations from our previous clients. We have built up a solid reputation throughout South Yorkshire for over 30 years. We are known for delivering outstanding garage services at prices you can afford and we have many loyal customers who return to us year after year for all of their motoring needs. Our highly skilled team of mechanics work with the latest Tools and Diagnostic Equipment to identify any issues with your vehicle and fix them in the shortest amount of time possible. Our excellent customer service, fast turnaround, high quality workmanship and great value for money is what keeps our clients coming back to us!
Apy Hill Lane Tickhill, Doncaster, DN11 8PE

HiQ Tyres & Autocare Gosport

4.9/5

HiQ Tyre & Autocare Gosport, We are a local business that started from the ground up. As well as MOT’s and Servicing being our strength we are also able to offer Tyres for any vehicle, any size, any brand. In fact we do pretty much anything your car could ever need so if you’re unsure just give us a call. Reg and John the owners own and operate 3 HiQ’s across Hampshire and are experts in the industry with countless years of experience amongst them and the team. We are pleased to support our Military Personnel in Gosport and offer discount on production of ID. Our car care service offer includes Oil & filter service, interim and full car service schedules alongside Manufacturer Approved Warranty vehicle servicing. We also offer exhausts, brakes, clutches, MOT testing, car repairs, air-conditioning services, wheel alignment services and much more. Our team of mechanics and technicians work to the highest standard possible and are highly qualified to work on a range of various car and van marques. We are also proud to offer our customers excellent garage services at an exceptional price. Our trained technicians are very approachable and are able to provide expert advice in the best interest of your vehicle. We also offer Payment Assist so you can split your bill over several payments, however, this excludes payment for Tyres.
104 Fareham Road, Gosport, PO130BB

Pinewood Garage Ltd

4.4/5

We are a limited company garage based in Thatcham, Berkshire. Our garage of fully trained technicians with over 30 years of experience is highly equipped, enabling us to offer a comprehensive range of servicing and repairs for all makes and models of vehicle. We pride ourselves on our workmanship, delivering an outstanding level of customer service and providing value for money to our customers. When bringing your car to us, you can be sure to be receive knowledgeable, honest and friendly advice along with a prompt and high standard of service.
Pinewood Garage Ltd, Hermitage Road, Cold Ash, Thatcham, RG189JN

Aspired Motors Limited

5.0/5

We are an independent garage, RAC Approved that is family run and puts the customer at the front of everything that we do. We are based on Brackenhill Business Park, Peterlee with a spacious modern workshop running a one stop shop for all of you vehicle needs. We have the ability to handle RAC warranty items and offer warranty on all works that we do. We specialise in commercial van and private car/SUV vehicles. We are able to take on all manor of jobs and nothing is to big or small. We have the space and ramps for any size vehicle upto 3500kg. We would love to welcome you to our autocentre for servicing, maintenance, repairs, diagnostics or tyres. For vehicles that have broken down, wont start or move we offer a trailer service for the collection and delivery of your vehicle whether it is a car or van.
Unit 2, Gemini Point, Brackenhill Business Park, Peterlee, SR82RS

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.