Car Diagnostics | Book a Car Diagnostic for your Vauxhall

£83.09

Average price for this repair for your Vauxhall in the last 30 days^

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 for your Vauxhall

We’ll come to you at home or work

RAC Mobile Mechanic for your Vauxhall

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 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.

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

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.

And it’s not just car diagnostics that we do for your Vauxhall

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

LMC Auto Services Ltd

4.0/5

Our owner Lee Cripps set up LMC Auto Services in 2001 with just £150 and a Ford Escort van, and we have been serving customers in Pulborough and the wider community ever since! The business grew quickly and the garage opened in 2005. We now have a team of six dedicated, loyal and highly qualified employees who work on approximately 300 cars a month. From the outset Lee wanted to provide an honest and reliable service, ensuring that excellent customer service was given at all times – something that continues to be extremely important to all members of the team to this day. Since opening we have worked hard to build a reputation of offering value for money to the Pulborough community and the large amount of repeat custom we receive is testament to this. We are Members of: Checkatrade.com The good garage scheme Trading standards buy with confidence RMI Trust my garage RAC Approved garage

7 And 8 Station Approach, Pulborough, RH201AQ

A G Toft Garage Ltd

4.4/5

We are a family run garage in the village of Bourn, Cambs. Our team collectively has over 100 years of experience and is dedicated to delivering every customer an outstanding experience. We specialise in welding and also major mechanical rebuilds, however, we cover a wide variety of repairs and services on all makes and models. All our parts come under manufacturer warranty. Established in 1985, our technicians are people you can trust for honest advice and trusty repairs. Throughout the process of repairs, we always keep you in the loop and discuss various options. We have local transport links nearby but if you wish to wait while we work on your car, we have a comfortable waiting room where you can enjoy refreshments and free WIFI.

Ag Toft Garage, 36 Gills Hill, Bourn, CB232TS

BPS Garage Services

5.0/5

BPS Garage Services was established over 20 years ago in Uttoxeter, we're a family-run business, specialising in all makes and models. Whatever the issue, we'll be able to help - including cars, motorbikes and vans. We also collect and deliver across the WHOLE of the UK! -TYRES -SERVICING -EXHAUSTS -BRAKES -TRACKING -RECOVERY -COMPUTER DIAGNOSTICS -ECU REMAPPING -TERRACLEAN

Unit 25, Bramshall Industrial Estate, Uttoxeter, ST14 8TD

LBR Automotives Ltd

5.0/5

Hi here at LBR Automotives Ltd, we specialise in mobile vehicle servicing, mechanics, diagnostic and tyre fitting. We offer a range of other services, such as tuning, mapping, repair and maintenance etc. 24 hour callouts available for issues such as roadside tyre changes/repairs. With over 17 years of experience, you can trust in our work, and we are also accreditated by Pass43, DVSA MOT tester & a member of the Road Haulage Association. Feel free to contact us for more information

Wheelabout Park, Whitland, SA340HR

A52 Tyre Barn ltd - Auto centre

4.0/5

Family run business. Been established for 10 years. Auto centre - repairs and servicing all makes and models Mot testing centre - Class 4 & 7 New and used tyres Engine diagnostics Alloy wheel refurbishment Four wheel alignment / tracking Exhausts Brakes , suspension work

Tyre Barn , Grantham Road, Whatton, Nottingham, NG13 9EW

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.