Book Key Programming and Codes in Hemel Hempstead

Why choose the RAC for key programming and codes?

At the RAC, we've got over 125 years' experience helping UK drivers. We have the skills and knowledge to keep your vehicle running. We'll give you results you can rely on at a price you can afford.

Close up of an RAC Mobile Mechanic underneath a car

Book a key programming and coding service

Lost or damaged keys? Our RAC Approved Garages can offer fast and reliable key programming and coding services.

Quality work

Any work done will meet the high standards set by the RAC.

Exceptional customer service

We’re friendly, straightforward and jargon-free

A mechanic inspecting the underside of a vehicle.

Book a diagnostic

A mechanic will check your car for faults and talk you through any repairs you might need. There are various ways to check for faults, which could include a physical examination or plugging in to check your car’s onboard engine management system.

Diagnostic check

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

And it’s not just key programming and codes that we do in Hemel Hempstead

RAC Approved Garages offer MOTs and services. Our professional mechanics have the expertise and experience to make sure your vehicle is operating safely and efficiently – results you can rely on at a price you can afford.

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

Active Tyres,Servicing & MOT

We're open 6-days-a-week: Monday - Friday : 8.30am - 6pm Saturdays: 8:30am - 5pm Sundays: CLOSED We are, above all, local people in local garages. Our commitment to quality services stems from the simple foundation that we’re members of communities that we care about. We’re all about honest MOT tests and vehicle services at honest prices. We're the leading fast-fit supplier of tyres in the country and carry stocks of over 600,000 products from leading manufacturers including Pirelli, Goodyear, Michelin, Continental and Dunlop

216 Bellingdon Road, Chesham, HP52NN

Nexa Max Garages

Professional car repair and MOT service in Watford (WD24 7GP), focused on quality, reliability, and expertise. We provide high-quality repairs, diagnostics, and servicing for all brands. Our experienced team precisely handles engine repairs, brakes, suspension, transmissions, retrofits, and multimedia installations. Equipped with the latest tools, we ensure fast, efficient, and expert service. Book your appointment today!

Unit A, 2 Greycaine Road, Watford, WD247GP

Heath Motors

Heath Motors are a well established local garage which has been running for over 35 years, we are able to offer a full range of garage services for any make or model.

The Garage, Hyde Heath, Amersham, HP6 5RW

Brookdene Service Centre

Brookdene Motors has been established for over 25 years, offering general repairs and servicing to Watford and the surrounding areas. We are specialist in VW, Audi, Seat, and Skoda. Reputation and trust are key business tools for any independent garage and at Brookdene motors in New Road, Watford, its part of the firm's philosophy. Reputation is a very important word for the team - which explains why Brookdene Motors is celebrating over 25 years in the industry. We are also now proudly part of Elite Remaps. If you need further endorsement, many of our huge database of loyal customers have been using the garage since its very early days when it was situated in Carpenders Park. Now our location is ideal, situated at the edge of Waterfields Retail Park just behind Tesco and only three minutes walk to The Harlequin and Lower High Street Station. Brookdene Motors offers a full range of services and our busy and highly competent staff are all long-serving, With the senior technician being with the garage for over 24 years. We have invested heavily in the latest diagnostics equipment and the facilities also include an automatic tyre charger and a computerized wheel balancer. All our parts come with a standard manufacturer warranty and our labour is guaranteed for 1 year.

10-12 New Road, Lower High Street, Watford, WD17 2EX

Johnson Motors

We are the approved dealer for the community-áKeep Spending Local Scheme for Watford. We have been providing a first class service for the Watford and surrounding areas for a many years offering service and repair to all makes of cars and light vans, to corporate, fleet and the private sector. Over the years we have built an excellent reputation for our quality workmanship and friendly service. All our fitters and technicians are fully trained and are constantly updated with changes or enhancements made by car manufacturers of all makes. Our team pride themselves in the ability of diagnostics and fault finding, saving you expensive exploratory time that may be incurred at some other garages." We are the only RAC Approved garage in Watford (we service the RAC patrol vans ) we are also AA approved Warranty repairer so the standard of our work is very high.

Unit 5 Moor Park Industrial Centre, Tolpits Lane, Watford, WD18 9SP

Frequently asked questions about car key programming

Can you program a car key yourself?

Yes, some car keys can be programmed at home using the vehicle's manual instructions. However, this is generally limited to basic key fobs and older models. For most modern cars, you’ll need to take it to a professional.

How do I reprogram a car key at home?

If your key can be reprogrammed at home, follow the instructions set out in your vehicle’s manual. If you don’t have access to this, you could try the general advice outlined below.
Insert the key into the ignition and turn it to the 'On' position without starting the engine.
Leave the key in this position for about 10 minutes, then turn it to the 'Off' position.
Repeat this two more times.
Turn the key to the 'On' position one last time, and it should be programmed.

What should I do if my key fob stops working?

First, check the battery and replace it if necessary. If the key fob still doesn't work, it may need reprogramming. Contact a professional locksmith or your dealership for help.

Can a locksmith reprogram my car key?

Yes, many professional locksmiths offer car key programming services. You’ll often find this is a more cost effective option that going to your dealership.

How long does it take to reprogram a car key?

Typically it takes between 30 minutes to an hour to reprogram a car key. This may vary depending on your car’s make and model.

Is reprogramming covered under warranty?

Car key reprogramming may be covered under your vehicle's warranty, but it depends on the terms and conditions. Check with your warranty policy for specific details.

Can reprogramming fix a damaged key fob?

Reprogramming can fix software-related issues with the key fob, but it won't repair physical damage. If the key fob is damaged, you may need to replace it entirely.

What are the benefits of reprogramming a car key?

Reprogramming a car key makes sure that only authorised keys can start the vehicle. It can also resolve some of the issues attached to lost or damaged keys, giving you peace of mind and convenience.

Is it possible to reprogram a used car key?

Reprogramming a used car key is possible depending on the make and model of your vehicle. Check your vehicle's manual or consult with a professional to find out if it’s possible for your car.

How can I prevent key fob issues in the future?

Prevent key fob issues by avoiding moisture exposure, replacing the battery regularly, and handling your key with care.

Can all cars have their keys reprogrammed?

Most modern cars with electronic key fobs or transponder keys can have their keys reprogrammed. However, older vehicles with traditional keys may not have this feature.