Car Fluids You Should Check Regularly – And Why It Matters

September 8, 2025

D&G Autocare

Why Fluids Are the Lifeblood of Your Car

When most drivers think about car maintenance, they focus on tyres, brakes, and servicing intervals. But one of the most overlooked aspects of vehicle care is fluid maintenance. Your car uses several different fluids to keep systems lubricated, cooled, and working smoothly. If these run low or become contaminated, the consequences can be costly – or even dangerous. That’s why regular checks and professional servicing are so important.

Engine Oil

oil being topped up during car service

Engine oil keeps moving parts lubricated, reduces friction, and prevents overheating. Without enough oil, engines can seize up, leading to expensive repairs. You should check your oil at least once a month using the dipstick, and top it up with the correct grade recommended by your manufacturer.

Coolant (Antifreeze)

Coolant, or antifreeze, prevents your engine from overheating in summer and freezing in winter. Low coolant levels can lead to overheating and serious engine damage. During routine servicing, technicians check coolant levels and inspect for leaks that may otherwise go unnoticed.

Brake Fluid

Your brakes rely on hydraulic pressure, which is only possible with the right amount of brake fluid. If this runs low, braking efficiency is reduced, putting your safety at risk. Brake fluid absorbs moisture over time, so most manufacturers recommend a full replacement every two years.

Power Steering Fluid

Power steering fluid makes your steering smooth and light. Low fluid levels can make your steering heavy and unresponsive, making the car harder to control. A top-up during servicing helps avoid wear and tear on the steering system.

Transmission Fluid

In automatic cars, transmission fluid ensures smooth gear shifts and reduces wear. If the fluid is low or dirty, you may notice rough or delayed gear changes. Regular inspections during servicing can prevent long-term damage to this expensive component.

Windscreen Washer Fluid

person washing windscreen whilst drivig with wiper fluid

It may not seem as critical, but washer fluid is vital for clear visibility. Driving with a dirty windscreen can be just as dangerous as having worn tyres. Always keep it topped up, especially during winter months when salt and grit build up quickly.

Why Professional Servicing Matters

Although drivers can check and top up most fluids themselves, a professional servicing appointment ensures nothing is missed. Trained mechanics use the correct fluids, spot early signs of leaks, and carry out preventive maintenance. This not only protects your car’s reliability but also saves you money in the long run.

Keep Your Car in Top Condition with D&G Autocare

At D&G Autocare, our comprehensive servicing packages include checking and topping up all essential fluids. From oil and coolant to brake and transmission fluids, our expert technicians make sure your car is safe, efficient, and performing at its best. Book your full or interim service today

Frequently Asked Questions

What services does D&G Autocare offer?

D&G Autocare provides a comprehensive range of vehicle services, including MOTs, tyre sales and fitting, exhausts, brakes, servicing, suspensions, clutches, and general garage repairs.

How can I book an appointment?

You can book services online through our website, selecting the desired service and your preferred location.

Where are D&G Autocare's garages located?

D&G Autocare has multiple locations across Scotland and England, including Dunfermline, Edinburgh, Glasgow, and Carlisle.

Do you offer any special deals or discounts?

Yes, D&G Autocare frequently provides special offers, such as discounted MOTs, interim service deals, and free seasonal safety checks.

How can I contact D&G Autocare for further inquiries?

You can reach our customer care team weekdays from 10:00 to 17:00 or visit the ‘Contact Us’ page on their website for more details.

Book or Enquire today!

Don’t wait until the last minute! Our friendly staff is ready to assist you with scheduling your appointment and answering any questions you have. Ensuring your vehicle’s safety and compliance has never been easier.

Book your MOT or Service with D&G Autocare today!