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 handle glow plugs repairs on popular Audi models such as A3, Q3, A1, Q2, and Q4 e-tron. This service is completed at your home or workplace, following Audi 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 Audi

We’ll come to you at home or work

RAC Mobile Mechanic for your Audi

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 Audi

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

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

Red Depot Autocare

4.6/5

We’re based in Aylesbury, our friendly local garage is built on the core values of great customer service,dependable workmanship and a clear way of automotive excellence at exceptionally affordable prices. Because Red Depot Autocare works as an independent garage, we can provide very cost-effective car repairs in Aylesbury and surrounding areas at a 50% cheaper rate than main dealers in and around the Aylesbury area. Red Depot Autocare is a strongly established service centre which has been around since 2014 and has 5 star reviews across the net on Google, Facebook and various other platforms on the net. We’re thrilled to offer our clients an extensive support range including MOT Testing, servicing, all kinds of car repairs and used cars for sale. At Red Depot Autocare, we always aim to deliver quality workmanship using the most recent trade practices to ensure your car, van or truck is always fully maintained and in safe working order. Our experienced team of technicians undergo advanced training with the newest trade technology to bring you a complete assortment of engine management and diagnostic solutions alongside reputable MOT testing, vehicle servicing and recommendations on used cars to buy.
Unit 7A, Smeaton Close, Aylesbury, HP198SU

JG Motor services Ltd

4.9/5

With nearly 20 years experience in the motor trade as a mechanic I decided to start my own company. We have experience on all makes and models but John was a master technician with Ford and a senior technician with Volvo. We work on both car and commercial including trailers and horseboxes. We offer a friendly and reliable service to all of our customers.
Unit 22 W And G Industrial Estate, Faringdon Road, Challow, OX129TF

Courtwood Car Services

4.2/5

Based in Uxbridge and established since 1978, Courtwoods are a family run company with a reputation for being reliable, friendly and professional. We are committed to excellent customer care and we continually work towards providing the best service for both you and your Courtwood Car Services is your local car clinic serving motorists in Uxbridge, Hillingdon, Middlesex and West London.We specialise in MoTs, servicing, all types of mechanical and electrical repairs, air-conditioning servicing and recharges on any make or model of car for private individuals or local Uxbridge based businesses.
Penfield Estate, 17 Lancaster Road, Uxbridge, UB8 1AP

Kmita Motors

4.0/5

We are a family run business providing excellent service to our customers. Our fully qualified and trained mechanics can offer all types of service repairs and diagnostic for any make of vehicle. We offer great service at affordable cost. Our mechanics hold a combined experience of motor vehicle repairs for over twenty years. They are fully trained and qualified, holding level 3 in motor vehicle repairs and obtaining a M.O. T Manager inspector certificate award.
85A Springhead Road, Northfleet, Gravesend, DA119QZ

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.