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.

Vehicle diagnostic check

£99

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. Plus, when we’ve diagnosed the problem get £50 off mobile mechanic repairs over £150 – for a limited time only. T&Cs apply. Offer ends 03/08, 23:59. 

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

Budget Tyres & Motors LTD

4.5/5

Ealing Tyres Servicing & MOT provides extensive automotive parts repairs including tyres, brakes, exhausts, MOT testing, car servicing and air conditioning recharge. We're open 7-days-a-week from 8.30am to 7pm Monday to Saturday and 10 to 5pm on Sundays. We're the leading fast-fit supplier of tyres in the area and carry stocks of over 999+ products from leading manufacturers including Pirelli, Goodyear, Michelin, Continental and Dunlop. With over 9 Centres in the Greater London you're never far from a ETS where our teams can help you get back on the road.
2 Eccleston, West Ealing, Ealing, W130RL

Weston Auto Centre

4.4/5

We are a family run garage, we put our customers first. Check out our reviews on the best of cannock and our facebook page
Unit 6 Bennick Industrial Estate, Broad Street, Bridgtown, WS11 0DA

Heath Mill Garage

5.0/5

A real alternative to the Main Dealers offering Servicing, Tyres, Exhausts, 4 Wheel Alignment, Air Con and much more. Conveniently located on Heath Mill Road, Wombourne, close to Sainsbury's we offer a full range of facilities with a reception and waiting room, we also have courtesy cars available. We use top quality parts such as Brembo Braking and Shell Oils to ensure your vehicle is running at it's best. We also update Electronic Service Records for modern vehicles without a service book.
Heath Mill Road, Wombourne, Wolverhampton, WV58AP

Paul Yates (Wirral) Ltd T/A Dave Campbell Autos

4.4/5

Dave Campbell Autos are an established local independent garage and are proud to be members of RAC Approved powered by 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 .
Unit 13 Grisedale Road, Bromborough, CH62 3QA

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

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.