Book a Car Diagnostic in Airdrie

Trustpilot rating for all RAC Mobile Mechanics.

Why choose the RAC for a car diagnostic?

With RAC Mobile Mechanics, you can avoid the hassle of taking your vehicle to a garage. They can do a vehicle diagnostic check on your driveway, so you don't even need to leave the house.

When it comes to diagnosing issues with your vehicle, our friendly expert mechanics are here to help. We use state-of-the-art diagnostic equipment to accurately identify any problems, ensuring your vehicle runs smoothly and safely. The price includes the diagnostic service – no hidden costs. Just friendly, honest experts.

Close up of an RAC Mobile Mechanic underneath a car

Our top pick in Airdrie

We’ll come to you at home or work

RAC Mobile Mechanic in Airdrie

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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.

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

Book a car diagnostic

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. There are various ways we can check for faults, which could include plugging in to check your car’s onboard engine management system.

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.

Book a repair

It’s easy to book a car repair online. We bring the garage to you with RAC Mobile Mechanics, or find a trusted local garage. Common repair jobs include:

Clutch Replacement

We diagnose and repair clutch issues – whether your clutch is heavy or slipping, or you’re having trouble changing gears.

Alternator repair

We check and correct alternator faults to keep your charging system running smoothly.

Oil change

Oil is vital to a healthy engine, so it’s important to change it regularly.

Brake pads & Discs

If your brakes are making noise or you’re noticing reduced stopping power, it’s likely time to replace your brake pads or discs.

Average cost of a vehicle diagnostic by car make^

The RAC charges a flat rate for the cost of a car diagnostic but prices may change due to inflation. According to RAC data, the average cost of a car diagnostic is £87.

Make	Average price
Ford	£105
Vauxhall	£105
Volkswagen	£105
Peugeot	£104
Mercedes-Benz	£104
Nissan	£106
BMW	£107
Audi	£106
Renault	£104
Citroen	£104

^Average price quoted for RAC Mobile Mechanics from 01/01/25 to 31/03/25.

And it’s not just car diagnostics that we do in Airdrie

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

Fast Fit Services Limited

We can carry out MOT, servicing and repairs to all makes and models of cars and light commercial vehicles. We specialise in engine reconditioning and gearbox repairs. We also have an in house auto electrician for all electrical issues and accessories. At Eurorepar Car Service, we’re all about keeping you and your car moving with confidence. As a trusted network of local garages, we provide high-quality car maintenance and repairs tailored to your needs – all at competitive prices. With our exclusive Brakes for Life program and a 2-year parts and labour warranty, you can drive away knowing you’re covered for the long haul.* Ask your Eurorepar Car Service Centre to fit Eurorepar branded parts to qualify. Claims under the 2-year parts and labour warranty must be made at a Eurorepar Car Service Centre. Discover expert care, unbeatable value, and peace of mind – all under one roof. Ready to experience the Eurorepar difference? Request a quote or give us a call today! *Terms and conditions apply.

Rsp, 3 Katrine Ave, Righead Industrial Estate, Bellshill, ML43LS

Hamilton Auto Services

Hamilton Auto Services is an established garage that specialises in handling MOT work, car servicing and body work repairs for customers based in Hamilton and nearby towns of Lanarkshire including glasgow . Give us a call and get your car booked in.

1 Argyle Crescent, ML39BQ

The Cross Garage (Stonehouse) Ltd

The Cross Garage (Stonehouse) is a family run business established in 2003 by David Dorritt. We have a renowned rating for vehicle maintenance and high quality customer service. To further enhance this reputation we take great pride in conveying our approved status for the following highly esteemed institutions; approved AA garage, official Robert Bosch centre, approved garage for Forte Lubricants, member of Black Circles tyre group, part of the Strathclyde Fire and Rescue Service, members of the Good Garage scheme, and operate under The Office of Fair Trading approved scheme. We offer free pick up and delivery within a 10 mile radius.

1 Trongate The Cross Garage, Stonehouse, Larkhall, ML9 3LH

Kerr Tech Automotive ltd

Kerr-TechAutomotive Ltd is a well established Vehicle Repair company and MOT Station that has built up an enviable reputation over the last 13 years. We pride ourselves on our commitment to provide a professional and speedy service at all times, whilst maintaining the highest quality of work using our latest in diagnostic software, our "Green" Machines for engine deep cleaning and Carbon cleaning

Kerr-Tech Automotive Ltd, Unit 5, Alleysbank Road, Rutherglen, G731LX

Knox Brothers, Bosch Car Service

Knox Brothers is your one-stop car repair specialist in East Kilbride providing all your automotive needs from oil changes to maximum engine performance tuning. We are a family run business and have been operating from Tennant Avenue in College Milton South, East Kilbride for over 40 years. Our certified, expert technicians have the skills and tools to service your car and we guarantee to provide top quality, competitively priced car servicing and repairs. We are proud to say that we lead the way when it comes to MOT servicing and repairs in the East Kilbride, Busby, Clarkston, Newton Mearns and Thortonhall areas. We carry out repairs on cars, motor bikes and light commercial vehicles up to 7.5 tonnes including mechanical, electrical, diagnostics, bodywork, air conditioning, tyres, exhausts, MOTs and Insurance work. We specialise in Fleet Maintenance, are members of the Good Garage Scheme and more recently became a Bosch Car Service Centre and Delphi Diesel Centre. In addition we are Expert Witnesses in road traffic incidents and other motor related disputes. We have seen quotes from other garages which are vastly overpriced and we always strive to supply as accurate an estimate as possible. We conduct a detailed assessment on your vehicle in order to determine the exact requirements which ensures that a fair estimate is provided to each and every single one of our clients. We have been providing a quality service to East Kilbride and other surrounding areas for many years. During that time we have built permanent relationships with households and businesses in East Kilbride and other surrounding areas. Many clients return time after time due to the quality and excellence in customer service that we provide. We are a family owned business and are proud to serve families in East Kilbride, Busby, Clarkston, Newton Mearns and Thortonhall areas. We want to be your first choice for routine maintenance, quality car repairs and MOTs at a reasonable cost. Besides working on cars, we are also motor bike specialists and we can service, repair and MOT your bikes for you. We also have a selection of bikes for sale in our showroom. No matter what your needs are when it comes to cars or bikes, whether its servicing or repairs, Knox brothers will be glad to assist. Our mechanics are fully trained up to Master Tech level in the latest diesel and petrol diagnostic technology. We have invested heavily in Diagnostic Equipment which permits us to communicate with onboard computers installed in modern vehicles. This equipment allows us to carry out expensive repairs at a much lower cost.

37 Tennant Avenue, College Milton South, East Kilbride, G74 5NA

Frequently asked questions on car diagnostics

How much does it cost to diagnose a car problem?

The cost you pay can vary depending on the type of car and how complicated the diagnostic test. Check with your mechanic for a quote.

Is a car diagnostic test worth it?

Yes, a diagnostic test may save you a lot of money. It finds issues early before they become costly repairs. It can also keep your vehicle running efficiently and safely.

Can I do a car diagnostic myself?

While you can buy a diagnostic tool, interpreting the results needs expertise. It’s best if you to have a professional mechanic perform the test.

How long does a car diagnostic test take?

Diagnostic tests take from 30 minutes to a few hours. This depends on what issues are being looked at.

What are common car diagnostic codes?

Common diagnostic trouble codes include:

P0300: Random/Multiple Cylinder Misfire Detected
P0420: Catalyst System Efficiency Below Threshold
P0171: System Too Lean (Bank 1)

These are general examples, so your car may have different codes. Always check with a mechanic so you get an accurate diagnosis.

Is a car diagnostic test necessary for a service?

Yes, they are. Regular diagnostics can help keep your car in good health. It makes sure that underlying issues are addressed quickly, so you can drive with peace of mind on the road.

Again, keep in mind that mechanics might have their own checklists. Chat with your mechanic to be sure that they address any specific issues you have.