17A Lancaster Rd, Penfield Estate, Uxbridge, Middlesex UB8 1AP Mon - Fri: 8:30am - 5:30pm | 01895 236567
Air Conditioning Service — Uxbridge UB8

Car Air Conditioning in Uxbridge — AC Regas, Leak Repair, Compressor Diagnosis and Pollen Filter for All Makes

Professional air conditioning service at our Uxbridge workshop. R134a and R1234yf regas, UV leak detection, evaporator treatment, and pollen filter replacement. Serving Uxbridge, Hayes, Hillingdon, Ruislip, Yiewsley and West Drayton.

Call 01895 236567 Book Online

AC Service Facts

RefrigerantsR134a & R1234yf
IncludesUV Leak Check
AlsoPollen Filter Replacement
DurationApprox. 45–60 mins
Rating4.8 / 5 (94 Reviews)
HoursMon–Fri 8:30am–5:30pm
All Makes & Models R134a & R1234yf Refrigerant UV Leak Detection Included Evaporator Antibacterial Treatment 4.8★ from 94 Google Reviews

Air Conditioning Uxbridge

Is Your Car Air Conditioning Not Blowing Cold? Here's Why

Car air conditioning systems lose a small amount of refrigerant every year through natural permeation of seals and hoses — this is normal and affects all vehicles. Over 2 to 3 years, this natural loss causes a noticeable reduction in cooling performance. Poor cooling is the most common reason drivers in Uxbridge, Hayes, and Hillingdon book an AC service.

At Courtwood Car Services in Uxbridge, we carry out a full AC regas using the correct refrigerant for your vehicle, UV leak detection, compressor condition check, and pollen filter inspection as part of every AC service appointment.

  • AC not blowing cold or taking too long to cool the cabin
  • Musty or mouldy smell when the AC is switched on
  • AC compressor clicking on and off repeatedly
  • Reduced airflow from vents even on maximum blower
  • Windscreen taking much longer to demist than usual
  • Refrigerant oil staining visible around AC hose connections
  • No cold air at all — system not functioning
Car air conditioning regas service at Courtwood Car Services Uxbridge

AC Services

What Air Conditioning Services Do We Offer at Our Uxbridge Workshop?

A complete range of car air conditioning services for all petrol and diesel cars and vans at our Uxbridge workshop.

AC Regas — R134a & R1234yf

Full AC regas covering refrigerant recovery, vacuum test, AC oil, UV dye, and recharge to the correct weight. We carry both R134a (pre-2017 vehicles) and R1234yf (newer vehicles) refrigerants.

UV Leak Detection

UV lamp leak check included with every regas. We inspect hose connections, the condenser, compressor shaft seal, and visible evaporator connections to identify leaks before recharging the system.

Evaporator Antibacterial Treatment

Treatment of the AC evaporator with a specialist biocide to kill bacteria and mould causing unpleasant smells from the vents. Recommended alongside a regas and pollen filter replacement.

Pollen Filter Replacement

Replacement of the cabin air filter (pollen filter) to restore full airflow, remove bacteria from the ventilation path, and improve cabin air quality. Typically recommended annually or every 12,000–15,000 miles.

AC Compressor Diagnosis

Assessment of AC compressor engagement, bearing condition, and internal pressure performance. We diagnose clutch failure, bearing noise, and shaft seal leaks before recommending repair or replacement.

Condenser & Hose Repair

Condenser replacement after stone damage or corrosion, and AC hose O-ring seal replacement at connection points. All leak repairs carried out before the system is recharged.

Our Process

How Does Our AC Service Process Work?

1

Call or Book Online

Call 01895 236567 to arrange your AC service appointment. We'll confirm the refrigerant type for your vehicle and give you an appointment time — typically 1 hour.

2

Refrigerant Recovery & Leak Check

Existing refrigerant recovered and measured. UV lamp leak check carried out across all AC system connections. Any leaks identified and discussed with you before proceeding.

3

Vacuum & Recharge

System drawn to vacuum to remove moisture and air. Recharged with correct refrigerant weight, AC oil, and UV dye for your specific vehicle using calibrated regas equipment.

4

Performance Check

AC system tested under load to confirm correct vent temperatures are achieved. Vent temperature recorded and shared with you on completion. Vehicle ready to collect.

AC regas equipment at Courtwood Car Services Uxbridge

Real Jobs Completed

Recent AC Jobs at Our Uxbridge Workshop

Nissan Juke — Uxbridge (UB8)

AC blowing warm air despite compressor engaging. Low refrigerant (R134a). UV check found no leaks — natural loss over 4 years. Recharged to specification. Ice-cold air confirmed on test. Customer delighted.

Volkswagen Golf — Hayes (UB3)

Strong musty smell from vents when AC was on. Evaporator antibacterial treatment carried out alongside a regas and pollen filter replacement. Smell completely resolved within one journey.

BMW 1 Series — Hillingdon (UB10)

AC compressor clutch failing to engage. Diagnosed via electrical and pressure testing. Clutch plate replaced without needing full compressor replacement. System recharged and AC working fully.

Mercedes Vito — Yiewsley (UB7)

R1234yf regas on a newer van. UV check identified a condenser leak at a stone chip. Condenser replaced, system recharged. Temperature at vents confirmed at correct operating range.

AC Not Cold or Smelling Bad? Book an AC Service in Uxbridge

Call 01895 236567 Book Online

Why Courtwood Car Services

Why Choose Courtwood Car Services for Air Conditioning in Uxbridge?

Both R134a and R1234yf

We carry both refrigerant types so we can service any vehicle — from older models using R134a to the latest vehicles requiring the newer R1234yf refrigerant.

UV Leak Check Included

Every regas includes a UV lamp leak inspection. There's no point recharging a leaking system — we identify and advise on any leaks before the refrigerant is recharged.

Evaporator Treatment Available

If your AC smells musty or mouldy, we offer an evaporator antibacterial treatment to kill the bacteria causing the odour — not just masking it with a freshener.

Full System Diagnosis

More than a basic regas — we assess compressor engagement, condenser condition, and pressure performance. If there is a deeper fault, we identify it and quote before any work proceeds.

Convenient Uxbridge Workshop

Based on the Penfield Estate — easy to reach from Hayes, Hillingdon, Ruislip, Yiewsley, and West Drayton. Free on-site parking. AC service usually completed within the hour.

4.8★ from 94 Google Reviews

Praised across reviews for honest, no-pressure service and quality work. Many customers come back annually for their AC regas after discovering how quickly the system performs after a proper service.

AC Service Information

AC Services at Courtwood Car Services Uxbridge

AC service requirements depend on your vehicle's refrigerant type (R134a or R1234yf) and the condition of the system. We check first and provide a clear explanation before any work begins. Call 01895 236567 to book.

ServiceNotes
AC regas — R134aVehicles pre-approx. 2017. Includes UV check, oil & dye
AC regas — R1234yfNewer vehicles using updated low-GWP refrigerant
Pollen filter replacementRecommended alongside regas
Evaporator antibacterial treatmentFor musty/mouldy AC smells
Compressor / condenser repairQuote on inspection

Call 01895 236567 to confirm your vehicle's refrigerant type and arrange your appointment.

Opening Hours

Book Your AC Service

DayOpening Hours
Monday8:30am – 5:30pm
Tuesday8:30am – 5:30pm
Wednesday8:30am – 5:30pm
Thursday8:30am – 5:30pm
Friday8:30am – 5:30pm
Saturday – SundayClosed

17A Lancaster Road, Penfield Estate, Uxbridge, Middlesex UB8 1AP

Call 01895 236567

Customer Reviews

What Uxbridge Drivers Say About Our AC Service

★★★★★

"AC wasn't blowing cold on my Qashqai. Courtwood did a full regas, UV leak check, and new pollen filter in under an hour. Ice cold now. Very efficient service — will go back for the next service."

Angela W.
Uxbridge, UB8
★★★★★

"Musty smell from my AC vents for months. Courtwood did the evaporator treatment, new pollen filter, and a regas all in one visit. The smell was gone immediately. Really thorough job — highly recommend."

Paul D.
Hayes, UB3
★★★★★

"Needed R1234yf regas on my newer car. Courtwood had the equipment and the right refrigerant. Quick, no-fuss, and they checked for leaks first. AC is working perfectly in this summer heat."

Sandra K.
Hillingdon, UB10
★★★★★

"AC compressor was making a clicking noise. They diagnosed a failing clutch rather than telling me I needed a whole new compressor. Proper diagnosis, not a guess. Honest and professional team in Uxbridge."

Tariq S.
Yiewsley, UB7
★★★★★

"Been using Courtwood for years. Had the AC done last summer — still ice cold a year later. No leaks and a quality job. Wouldn't go anywhere else for car servicing in Uxbridge."

Julie F.
Ruislip, HA4
★★★★★

"The UV leak check found a small condenser leak on my van before they recharged it — other garages had just topped it up without checking. Courtwood sorted the leak properly and then did the regas. Proper job."

Barry O.
West Drayton, UB7

Frequently Asked Questions

Air Conditioning in Uxbridge — Your Questions Answered

The most common sign that your car air conditioning needs regassing at Courtwood Car Services in Uxbridge is that the system is blowing air that is not as cold as it used to be, or blowing ambient temperature air when set to maximum cool. Other signs include: the AC system takes significantly longer to cool the cabin than it used to; a musty or unpleasant smell when the AC is switched on — often caused by bacteria and mould growth on the evaporator when refrigerant levels are low; the AC compressor clicking on and off rapidly, suggesting low refrigerant pressure; and visible signs of refrigerant oil staining around AC hose connections or the compressor. Air conditioning systems lose a small amount of refrigerant naturally over time through micro-permeation, even without a specific leak — most manufacturers recommend a regas every 2 to 3 years. Call 01895 236567 to book your AC regas at our Uxbridge workshop.
An AC regas at Courtwood Car Services in Uxbridge involves removing the remaining refrigerant from the air conditioning system using a specialist recovery machine, measuring how much was recovered to help identify potential leaks, drawing the system down to a vacuum to remove moisture and air, and then recharging the system with the correct type and weight of refrigerant for your specific vehicle along with AC lubricating oil and a UV dye that helps identify future leaks. We use either R134a refrigerant (for vehicles manufactured before approximately 2017) or R1234yf refrigerant (for newer vehicles requiring the updated low-global-warming-potential refrigerant). The process typically takes around 45 minutes to 1 hour. Before recharging, we also carry out a UV leak check to identify any significant leaks that would cause the refrigerant to be lost again quickly. Call 01895 236567 to book at our Uxbridge workshop.
Yes — at Courtwood Car Services in Uxbridge, we can identify and repair leaks in the air conditioning system before carrying out an AC regas. We use a UV lamp to identify refrigerant and oil staining at the point of the leak. Common AC leak points include O-ring seals on hose connections (which harden and perish over time), the condenser (often damaged by stone strikes or corroded on higher-mileage vehicles), the evaporator (located in the dashboard and more complex to access), and the compressor shaft seal. Small O-ring leaks are straightforward to address. Condenser replacement is more involved but is a common repair. Evaporator replacement is the most labour-intensive AC repair. We always identify and advise on any leaks before regassing — otherwise the new refrigerant will simply leak out again. Call 01895 236567 to arrange an AC inspection at our Uxbridge workshop.
A bad smell from the car air conditioning system when it is switched on — often described as musty, damp, or mouldy — is caused by bacteria and mould growth on the evaporator, which is the cold heat exchanger located inside the dashboard through which cabin air passes when the AC is running. Moisture condensing on the evaporator during normal AC operation provides an ideal environment for bacteria to grow, particularly if the vehicle is used regularly for short trips or if the AC has not been used for a prolonged period. At Courtwood Car Services in Uxbridge, we address AC odour by carrying out an evaporator biocide treatment — a specialist antibacterial agent is introduced into the AC system to kill bacteria and mould on the evaporator surface. We also recommend replacing the pollen filter (cabin air filter) at the same time, as a blocked or old pollen filter can harbour bacteria and contribute to the smell. Call 01895 236567 to book.
A pollen filter — also known as a cabin air filter — is fitted in most modern vehicles to filter dust, pollen, bacteria, and fine particles from the air entering the passenger cabin through the ventilation system. It is typically located behind the glovebox or under the bonnet near the base of the windscreen. Most manufacturers recommend replacing the pollen filter every 12,000 to 15,000 miles or annually as part of a service. A blocked pollen filter restricts airflow through the ventilation system, meaning the AC blower has to work harder, airflow to the cabin is reduced, and the filter itself can harbour bacteria and mould that cause unpleasant smells when the heating or air conditioning is used. At Courtwood Car Services in Uxbridge, we replace the pollen filter as part of a full car service and can also replace it as a standalone job. Call 01895 236567 to arrange a pollen filter replacement.
To arrange an AC regas at Courtwood Car Services in Uxbridge, call 01895 236567. The service includes recovery of remaining refrigerant, vacuum test, UV dye, AC oil, and recharge to the correct weight for your vehicle. Before booking, check your vehicle handbook or the label on the AC system to confirm whether your vehicle uses R134a or R1234yf refrigerant. We are open Monday to Friday, 8:30am to 5:30pm.
Yes — running your car air conditioning regularly throughout the year, including in winter, is strongly recommended at Courtwood Car Services in Uxbridge. The AC compressor and system seals require regular lubrication from the refrigerant oil that circulates when the system is running. If the AC is not used for extended periods, the compressor shaft seal can dry out and begin to leak, the internal components can seize, and the system can lose refrigerant and performance more quickly. In winter, the AC system is particularly useful for demisting the windscreen quickly — the AC removes moisture from the air inside the cabin, dramatically speeding up demisting compared to heating alone. Aim to run the AC for at least 10 to 15 minutes at least once a fortnight throughout winter. Call 01895 236567 for AC advice or to book your regas at our Uxbridge workshop.
The AC compressor is the pump that pressurises the refrigerant and drives circulation around the AC system. Compressor faults at Courtwood Car Services in Uxbridge can range from a seized bearing (causing a rattling or grinding noise when the AC is engaged), a failed clutch (causing the compressor to fail to engage when AC is requested), internal compressor failure, or a seized compressor body. Not all AC compressor noises require full replacement — sometimes a bearing or clutch plate can be replaced without replacing the whole compressor body. We always inspect and diagnose before recommending any repair. Call 01895 236567 for a diagnosis and written quote at our Uxbridge workshop.
At Courtwood Car Services in Uxbridge, we recommend having your car air conditioning system serviced — including a regas — every 2 to 3 years as a general guide, though this varies depending on vehicle age, usage, and whether any leak is present. All AC systems lose a small amount of refrigerant over time through natural permeation of seals and hoses, even without a specific leak. Over 2 to 3 years this natural loss can cause a noticeable reduction in cooling performance. If your AC has not been serviced for 3 or more years and performance has declined, a regas is likely to restore full cooling effectiveness. We also recommend replacing the pollen filter annually, running the AC regularly in winter, and not ignoring musty smells from the vents — these indicate bacteria growth on the evaporator that an antibacterial treatment can resolve. Call 01895 236567 to arrange your AC service at our Uxbridge workshop.
Yes — at Courtwood Car Services in Uxbridge, we carry out AC regas, leak detection, and AC system repairs on all mainstream petrol and diesel cars and light vans regardless of make and model, including Ford, Vauxhall, Volkswagen, BMW, Mercedes, Audi, Toyota, Honda, Nissan, Hyundai, Kia, Renault, Peugeot, Citroen, Skoda, Seat, Fiat, and others. Our AC equipment handles both R134a and R1234yf refrigerants, covering the full range of vehicles from older models to the latest generation. We do not carry out AC work on electric or hybrid vehicle high-voltage systems — but we do service the cabin AC on hybrid vehicles that use a conventional refrigerant-based AC circuit alongside the electric drivetrain. Call 01895 236567 to confirm we can service your specific vehicle and to arrange an appointment at our Uxbridge workshop on the Penfield Estate.

Find Us

Where Are We Located in Uxbridge?

Courtwood Car Services is at 17A Lancaster Road, Penfield Estate, Uxbridge, Middlesex UB8 1AP. Easy to reach from Hayes, Hillingdon, Ruislip, Yiewsley, and West Drayton. Free parking on site.

Address17A Lancaster Road, Penfield Estate, Uxbridge, Middlesex UB8 1AP
Phone01895 236567
Emailinfo@courtwoods.co.uk
HoursMon–Fri 8:30am – 5:30pm
Google MapsGet Directions

Areas We Serve

Air Conditioning Service Covering Uxbridge and Surrounding Areas

Drivers from across West London and the UB and HA postcode areas visit Courtwood Car Services for professional AC servicing and repair.

Uxbridge UB8 Hayes UB3 Hillingdon UB10 Yiewsley UB7 West Drayton UB7 Ruislip HA4 Ickenham UB10 Cowley UB8 Harmondsworth UB7 Harlington UB3 Southall UB1 Northolt UB5
Car Air Conditioning Uxbridge AC Regas UB8 AC Regas Hayes R1234yf Regas Uxbridge Car AC Repair Hillingdon Pollen Filter Replacement Uxbridge AC Not Cold Uxbridge

Related Services

Other Services at Courtwood Car Services, Uxbridge

MOT Testing Car Servicing Brake Repairs Tyre Services Exhaust Repairs Engine Diagnostics Clutch Replacement Timing Belt Replacement Wet Belt Replacement

Book Your AC Service in Uxbridge Today

R134a and R1234yf regas. UV leak check included. Evaporator treatment. Pollen filter. Done in an hour.

Call 01895 236567 Book Online

All Our Services

MOT Testing Car Servicing Brake Repairs Clutch Replacement Tyre Services Exhaust Repairs Engine Diagnostics Air Conditioning Timing Belt Replacement Wet Belt Replacement
Call Now: 01895 236567