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Service, Repairs & MOT

Automatic transmission replacement for your Audi

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.

Automatic transmission fluid changes for Audi vehicles require specialist tools and workshop facilities at an RAC Approved Garage. Our approved garages service models such as A3, Q3, A1, Q2, and Q4 e-tron, following manufacturer procedures, certified equipment standards and rigorous quality checks. You'll get transparent pricing, progress updates and RAC‑backed guarantees.

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 can do for your Audi

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

RLC auto repairs

4.0/5

Local, family-run, and experienced mechanics. RLC Auto Repairs is a hardworking, family run motor mechanic, offering a professional and customer focused service to each and every customer in Kent and surrounds. Our services include brakes, cambelts, diagnostics, MOTs, car serving and more. During the summer months we offer a mobile car mechanic service to those in Kent and surrounding areas - offering you amazing convenience at a competitive price. RLC Auto Repairs also offer engine remapping services to enhance your engine's fuel efficiency and overall performance - available both in the garage and at your home. Courtesy Cars available - 25p per mile enquire within
47 Bayford Road Sittingbourne Kent Me103ad, Sittingbourne, ME103AD

JOHN HARRISON LOWDHAM LIMITED, Bosch Car Service

4.6/5

Welcome to John Harrison (Lowdham) Ltd - we're a family run business having been established at the same location since 1946, later being the first established Peugeot dealership in the country in 1975. We pride ourselves in customer care, with many awards over the years gained through offering the very best in customer service experiences from buying a vehicle in the sales department through to our aftersales. We thrive on repeat business, with industry leading preparation standards alongside our non-pressurised sales environment enjoyed by our customers over the last 70 years. We provide the complete range of new Peugeot's from cars through to vans, alongside a superb range of 70+ multi franchise used vehicles. Our team will take the stress out of buying a new car. All you have to do is choose the one that best suits you. Then, the team will help you select the best finance package, organise the admin and get any maintenance taken care of. If you have any questions along the way, we will be more than happy to help. We also extensive aftersales facilities with 'All Makes' Servicing, MOT's, Four Wheel Alignment and more alongside our in-house bodyshop offering minor repairs through to full body resprays.
Southwell Road, Lowdham, Nottingham, NG147DS

Robinwood Autos

4.9/5

We are an independent garage who believe in putting the customer first. We have over 25 years experience in the motor trade and have vast knowledge of the industry. We believe in giving the customer all the information and allowing a 'no pressure' decision on what work you as the customer would like to have done. We offer competitive pricing and a friendly approach, you can rest safe in the knowledge you're in good hands. All work is guaranteed for 12 months
Robinwood Autos, Unit 11, Wallingfen Business Park, Newport, HU152RH

Certified Repair Centre Ltd.

5.0/5

Certified Repair Centre Ltd. – Multi‑Award Winning Garage Excellence At Certified Repair Centre Ltd., we set the benchmark for independent garages in the UK. Proud winners of the 2025 Best Garage Award in the West Midlands, we are recognized for our technical precision, customer-first approach, and consistent delivery of outstanding results. We are trusted members of the RAC, Assurant, Cazoo, and Close Brothers approved garage networks, and are warranty-approved repairers for leading providers. Our reputation is built on transparency, integrity, and advanced expertise, making us the go-to choice for both customers and warranty partners. Every vehicle we service undergoes thorough diagnostics, no matter how big or small the job. Using specialist tools and cutting-edge technology, we can diagnose and resolve even the most complex issues. Our goal is always to provide long-term, cost-effective solutions tailored to each customer’s needs. Our personalized programming services are in such high demand that they are used by service garages across the UK, further establishing us as a trusted technical authority. Our Specialisms Warranty Repairs Timing Chains & Belts ECU Programming DPF / EGR / AdBlue Solutions Maintenance & Servicing Engine Rebuilds & Upgrades Brake Repairs & Replacements Clutch Repairs & Replacements Suspension & Steering Systems Gearbox Diagnostics & Repairs Battery & Charging Systems Air Conditioning Servicing & Repairs Exhaust Systems Electrical Fault Diagnosis Achievements & Recognition: Winners of the 2025 Best Garage Award in the West Midlands. Consistently rated 5 stars on FixMyCar, with recognition as a regional top performer. Multi-award nominations for excellence in customer service and technical expertise. Trusted by national warranty providers and service networks. We are proud to offer exclusive diagnostic and software solutions that are not available elsewhere, setting us apart as a true industry leader. Please Note: While we do not currently offer MOTs in-house, we can arrange appointments at trusted local garages at competitive rates.
Unit 26 Downs Road, Willenhall, WV132PY

PGS Garage Services

4.4/5

PGS Garage provides MOT testing, car servicing and vehicle repairs for customers in Portchester and surrounding areas. Catering to all types of vehicles and specialising in all makes and models of vehicle, we provide top-quality car services at great prices. Customers of PGS Garage will get the best of both worlds with the experience of a long-established business and the top-of-the-range facilities from a brand new purpose-built facility which includes all the modern technology you would expect for a top spec garage. PGS Garage has been established for more than 40 years in Purbrook and surrounding areas but has recently relocated to brand new premises in Portchester, providing state-of-the-art equipment and an extra bay to enable even more of our customers to benefit from the services.
1A Hamilton Road, Castle Trading Estate, Portchester, PO6 4QE

Frequently asked questions about 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.