A picture of mechanic standing in an approved garageA picture of mechanic standing in an approved garage
Service, Repairs & MOT

Automatic transmission fluid replacement in Aberdare

Book a local RAC Approved Garage that you can trust.

  • 12-months parts guarantee
  • Honest pricing
  • Exceptional customer service

Why choose the RAC for an automatic transmission fluid top-up?

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
A mechanic standing inside a garage

Book an automatic transmission fluid replacement

To help make sure you’re getting smooth gear shifts and a long transmission life you need to maintain your automatic transmission fluid. So when you need to, make sure you have that old fluid drained and refilled at an RAC Approved Garage.

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

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 automatic transmission fluid replacements that we do in Aberdare

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

Mototech Merthyr Ltd

Established in 2015, our well-equipped workshop is home to an efficient and highly skilled team of mechanics who are ready and waiting to provide you with a fantastic customer experience for your car repairs and maintenance. With access to dealership diagnostic software for Honda and Mercedes, we are able to successfully and swiftly diagnose any faults and deliver a quick turn around on the repairs required. We warmly welcome all makes and models as our team of mechanics have a wealth of skills and knowledge, keenly utilising their expertise for every job. With an auto electrician on site, we can cover a range of electrical faults from start motors to ECU faults. From DPF cleans to puncture repairs, you can rest assured knowing an experienced and approachable team are always there for your mechanical maintenance. We only source our parts from well-recognised suppliers that come with a standard manufacturer warranty. Our garage also has the equipment to accept light commercial vehicles and fleet vehicles for various repairs and services. Conveniently situated at Cyfartha Trading Estate, we are near some great transport links, so you can go about your day to day activities.
Unit 7A Cyfartha Trading Estate, Merthyr Tydfil, CF478PE

GKT MOT Centre

Welcome to GKT MOT Centre – Your local MOT testing station serving Pontllanfraith, Blackwood and local surrounding villages. At GKT MOT Centre, we have the expertise and knowledge to not only provide MOT testing in Blackwood but also, vehicle servicing, repairs, tyres and so much more! At our MOT garage, we understand how important having a reliable vehicle is for your daily life. That’s why we provide high-quality MOT testing, servicing and repairs to keep your car in excellent running condition. Our experienced, friendly technicians are committed to providing outstanding customer service and workmanship. We aim to make your experience with us as convenient and stress-free as possible.
Gkt Mot Centre, Gilwern Yard, Newbridge Road, Pontllanfraith. Blackwood., NP122AX

Bryngwyn Service Station

Bryngwyn Service station are a family run business, established in 1972, who are proud to offer our customers a friendly and high quality service. As a part of the Good Garage Scheme, Autofirst , and RAC networks you can rest assured you will be getting a service of the highest standard. We are also a vehicle dealer, so if you’re looking for a reputable dealer in the area then you’ve come to the right place. Our service centre is open six days a week and you are always welcome to pop in to see us at any time with a query. We know how important it is to have your car maintained and repaired in a thorough yet efficient and affordable way, so our expert technicians strive to ensure customer satisfaction on every job. Please check out our website for further information and do not hesitate to contact our friendly staff to make an enquiry about any of our services.
Fleur De Lys, Blackwood, NP12 3RZ

Town Garage.

We are an established local independent garage and are proud to be members of 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. We are a independent family run business established in 1976. We are proud members of CVTS & Good Garage Scheme. We are based at old Town Llantrisant. We have vast experience in most aspects of vehicle maintenance and repairs. We work on anything from a classic Ford Escort and Mini to modern vehicles and vans. We have 2 MOT bays. We have modern technology to be able to repair newest vehicle, reset service lights, diagnostics to traditional techniques that sometimes a old fashioned approach may be required. Whatever your needs we hope that Town Garage of Llantrisant will be able to sort.
Newbridge Road, Llantrisant, CF728EX

Peak MOT & Service Centre Ltd.

Welcome to Peak MOT and Service Centre Ltd, your trusted Bridgend garage for comprehensive automotive care. We pride ourselves on being more than just a garage; we are your dedicated partner on the road to hassle-free motoring. Over the years, we've earned the reputation as the go-to place for all vehicle servicing, maintenance, and MOT testing needs. Our commitment to quality, transparency, and customer satisfaction is the driving force behind everything we do. Let us take the wheel to your vehicle's well-being and experience the difference today. Our Mission: At "Peak MOT and Service Centre Ltd, we are dedicated to ensuring the safety and reliability of every vehicle that enters our garage Bridgend. Our mission is to empower our customers with peace of mind on the road by delivering top-notch maintenance and repair services as well as MOT testing. We achieve this through a team of skilled professionals, the latest technology, and a commitment to honesty and transparency in all our dealings. Your journey matters to us, and our mission is to keep it smooth and worry-free." Our Values: Quality Excellence: We are committed to delivering the highest quality automotive services, with attention to detail and precision in every task. Customer-Centric: Our customers remain in the first place of everything we do. We listen, understand, and prioritise their needs to ensure complete satisfaction. Integrity: Honesty and transparency are the cornerstones of our values. We believe in building trust through open communication and ethical practices. Skilled Expertise: Our team consists of experienced and certified professionals who continuously enhance their skills to stay at the forefront of automotive technology. Safety First: We are unwavering in our commitment to ensuring the safety of our customers and their vehicles. We adhere to the highest safety standards. Community Engagement: We actively participate in and support our local community, recognising our responsibility to give back and make a positive impact. Affordability: While providing top-tier services, we strive to maintain competitive and fair pricing for our customers. Teamwork: At Peak MOT and Service Centre Ltd, teamwork is at our core. Our diverse team of skilled professionals collaborates seamlessly to provide exceptional automotive services. Each member plays a vital role in ensuring your vehicle receives the best care possible. Together, we're committed to delivering excellence in every service aspect. Services we provide: MOT Testing: Our thorough MOT testing service ensures your vehicle meets safety and environmental standards. We meticulously inspect your car, providing a hassle-free way to keep your vehicle roadworthy. Routine Maintenance: Trust our skilled technicians to perform routine maintenance, including oil changes, filter replacements, and fluid checks. Regular maintenance ensures your vehicle's optimal performance and longevity. EML Diagnostic Services: Our advanced diagnostic equipment and experienced technicians can pinpoint and resolve complex issues in your vehicle's systems, ensuring it runs smoothly. Engine Repairs: From minor fixes to major overhauls, our experts can address engine problems efficiently. We're dedicated to getting your engine running at its best. Electrical System Repairs: Modern vehicles rely on intricate electrical systems. Count on us to diagnose and fix electrical issues, from faulty wiring to malfunctioning electronics. Exhaust System Services: Is your vehicle's exhaust system making unusual noises or emitting excessive fumes? Our exhaust system services cover everything from repairs and replacements to muffler and catalytic converter inspections, ensuring your vehicle runs quietly and cleanly. Suspension services: Enhance your vehicle's ride comfort and stability with our suspension tuning services. Our experts inspect your car’s suspension system and, if necessary, replace worn-out and damaged parts for a smooth and balanced driving experience. Cooling System Maintenance: Prevent overheating and engine damage with our cooling system maintenance. We inspect and service your radiator, thermostat, and coolant to keep your engine at the right temperature. Battery Testing and Replacement: Don't get stranded with a dead battery. We offer battery testing and replacement services, ensuring your vehicle starts reliably every time. Brake System Inspection and Repairs: Safety is paramount. Our brake system inspection and repair services cover everything from brake pad replacements to rotor resurfacing, ensuring your brakes are in top condition. Engine Diagnostics: Modern engines are complex, but our state-of-the-art diagnostic equipment can quickly identify and address engine issues, keeping your vehicle running smoothly. Summer Check: Prepare your vehicle for the summer season with our comprehensive summer check. We'll examine your car’s cooling system to prevent overheating, service your air conditioning for comfort, and ensure your tyres are safe, properly inflated and ready for hot pavements. Drive confidently through the season with our expert summer check. Winter Check: Winter can be tough on your vehicle, but our winter check ensures you're ready for the cold. We inspect your heating system for warmth, test your battery and charging system for reliable starts, and check your antifreeze to protect your engine from freezing temperatures. You can find more details about our services in separate sections on our website. Or visit our Garage Bridgend If you have any questions, please get in touch. Contact us Garage Opening Days/Times: Mon-ThursFridaySat: Closed, Sun: Closed Email: [email protected] Garage Address: Unit 2 Heol Ffaldau, Brackla Industrial Estate, Bridgend CF31 2AJ Phone
Unit 2, Heol-Ffaldau, Brackla Industrial Estate, Bridgend, CF312AJ

Frequently asked questions on automatic transmission fluid change

Automatic transmission fluid should be changed every 30,000 to 60,000 miles. However, always check your vehicle’s manual for the manufacturer’s recommendation. Your driving habits and the conditions you drive in will affect how quickly your fluid degrades. Regular checks and following the manufacturer’s guidelines will help to make sure your transmission stays in good condition.

Some people believe that changing old transmission fluid can cause issues, especially in high-mileage vehicles. This myth stems from the fact that when automatic transmission fluid is changed, the new fluid can sometimes dislodge debris, causing problems. However, this is usually due to debris build-up.

If you don’t change the automatic transmission fluid, it can become contaminated and lose its effectiveness, leading to transmission wear and potential failure. Over time, dirty automatic transmission fluid can cause increased friction, overheating, and significant transmission damage. Regular changes will help you avoid costly repairs and keep the transmission running smoothly.

Fresh automatic transmission fluid is bright red and clear. If your fluid looks clean and smells fresh, it’s been changed recently. You can also check the service records for confirmation. If in doubt, ask your mechanic to check.

Signs that you might need a transmission flush include:

  • Slipping gears: The transmission struggles to stay in gear.
  • Delayed gear engagement: There’s a noticeable delay when shifting gears.
  • Overheating: The transmission becomes excessively hot.
  • Unusual noises: Grinding or whining sounds from the transmission.
  • Dirty fluid: The automatic transmission fluid is dark or discoloured.

A flush can help remove contaminants and restore the fluid’s effectiveness.

It’s often best to have a professional do it. The process can be messy and requires proper disposal of old fluid. Professional services also include checks and diagnostics to ensure everything is working.

Transmission fluid is used in automatic transmissions, while gearbox oil is used in manual transmissions. They’re made to do different jobs, so they’re not interchangeable. Automatic transmission fluid is designed for the hydraulic and cooling needs of automatic transmissions, while gearbox oil provides the necessary lubrication for manual transmissions.

An automatic transmission flush is a service where all the old automatic transmission fluid is removed, and new fluid is added. It helps remove contaminants and old fluid that might be stuck in the transmission. It’s more thorough than a simple fluid change and can help restore the transmission’s performance.

Yes, changing the automatic transmission fluid is necessary to keep your vehicle’s transmission running well. Over time, the fluid degrades and becomes less effective, leading to potential transmission problems. Regular changes help the transmission run smoothly and can prevent costly repairs down the line.

To extend the life of your automatic transmission fluid:

  • Regular maintenance: Follow the manufacturer’s guidelines for fluid changes.
  • Avoid excessive heat: Don’t overload your vehicle or tow heavy loads when you don’t have to.
  • Check for leaks: Regularly inspect your vehicle for fluid leaks.
  • Smooth driving: Avoid aggressive driving habits that can overheat the transmission.

Proper care and regular upkeep can significantly extend the life of your automatic transmission fluid and transmission.

An automatic transmission fluid change will typically take about 1 to 2 hours, depending on the vehicle and the service provider. This includes draining the old fluid, replacing the filter (if necessary), and refilling with new fluid. If more services or diagnostics are needed, it could take longer.

If your transmission fluid is low:

  • Check for leaks: Look for any visible leaks under the car.
  • Top up the fluid: Use the right type of fluid for your vehicle.
  • Monitor the fluid level: Regularly check the fluid level to make sure it stays within the recommended range.
  • Consult a mechanic: If the fluid level continues to drop speak to a mechanic so that they can inspect and fix any issues.