How to Maximize Your Vehicle's Fuel Economy
July 31 2026 - Montrose Kia

How To Maximize Your Vehicle's Fuel Economy

No one likes going to the fuel pump more often than necessary. Costs can add up faster than you expect, but getting better gas mileage doesn't usually require expensive upgrades. A few simple changes behind the wheel can help you stretch every tank a little further.

In this guide, we will explore practical tips to improve your fuel efficiency, from driving habits to vehicle maintenance.

Follow these expert strategies to help your Kia perform at its peak while saving on fuel consumption.

Small changes in your driving routine can yield significant fuel savings over time.

Drive Smarter To Use Less Fuel

Your driving habits significantly affect how much fuel you use. Accelerating quickly, speeding, and braking too hard all make the engine work harder than it needs to. Over time, those habits can lower fuel economy by about 15% to 30% at highway speeds compared with smoother, more consistent driving.

A little patience goes a long way. Leave extra room between you and the car ahead, ease into acceleration, and coast when traffic starts to slow. These small changes might not seem like much to start, but they can make a huge difference in your long-term fuel efficiency.

Use Cruise Control and Avoid Idling

Cruise control can help you maintain your speed without having to keep tapping the gas pedal. Keeping your pace consistent reduces unnecessary fuel use, and it can also make long road trips more comfortable.

Idling is another common source of wasted fuel. A typical engine burns a significant amount of fuel while sitting still, yet restarting a warm engine uses very little fuel. During colder weather, start the vehicle and begin driving normally instead of letting it idle for several minutes.

Maintenance and Loading Tips

Keeping your vehicle in top shape is key to efficiency. Here are a few ways to keep your car running lean:

  • Maintain proper tire pressure to reduce rolling resistance.
  • Use the manufacturer-recommended motor oil grade to minimize engine friction.
  • Remove unnecessary heavy items from your trunk to reduce weight.
  • Remove empty roof racks or cargo carriers to improve aerodynamics.

Frequently Asked Questions

Does air conditioning affect fuel economy?

Yes, running the AC uses engine power. Rolling windows down at low speeds is fine, but on the highway, keep windows up and use the AC or flow-through ventilation to reduce drag.

Should I turn off my car while waiting?

If you are going to be idling for more than 30 seconds, it is generally more fuel-efficient to turn the engine off and restart it when you are ready to move.

How does tire pressure impact my MPG?

Underinflated tires increase resistance, forcing your engine to work harder and consume more fuel to move the vehicle.