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Sunday, May 10, 2026

2 min read

Why Servicing Matters More When Fuel Is Expensive

Why Servicing Matters More When Fuel Is Expensive

When money is tight and fuel prices are creeping up at Barnsley pumps, it is tempting to delay your car’s annual service. You might think, "I'll wait until next month, the car feels fine."

But here is the reality: A car that is overdue for a service is actively wasting your money.

At anycolourcar.com, we see it every day. A poorly maintained engine can easily drop 10% to 15% in efficiency. If you are spending £150 a month on fuel, that’s £22 extra every month just because of old oil and dirty filters.

Here is why a service is actually a "fuel-saving" investment.

1. Old Oil Makes the Engine Work Harder

Engine oil isn't just for lubrication; it reduces friction. Over time, oil breaks down and turns into a thick "sludge." This creates more resistance for the internal parts of your engine. The harder your engine has to work to overcome that internal friction, the more fuel it burns.

Action: Fresh, high-quality oil ensures your engine runs as smoothly (and cheaply) as possible.

2. Dirty Air Filters "Stifle" Your Car

Think of your air filter like the car's lungs. If it’s clogged with dust and road grime from the South Yorkshire roads, the engine can't get enough air to burn fuel efficiently. This "rich" fuel mixture means you’re literally throwing unburnt petrol or diesel out of the exhaust pipe.

Action: Replacing a clogged air filter can improve your MPG instantly.

3. Spark Plugs and Injection Efficiency

If your spark plugs are worn (in petrol cars) or your fuel injectors are slightly clogged, the "combustion" in your engine isn't perfect. You lose power, and the car's computer tries to compensate by injecting more fuel to maintain speed.

4. Under-Inflated Tyres & Alignment

During a proper service, your tyre pressures and alignment are checked. If your wheels are even slightly "toed-out" (not pointing perfectly straight), they are scrubbing against the road surface. It’s like driving with your handbrake slightly on.

Don't Pay More at the Pump – Book Your Service

The cost of a service often pays for itself in the fuel you save and the expensive "breakdown" repairs you avoid.

Stop wasting fuel and start saving. A serviced car is a cheaper car.

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