How to change a tire

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Last updated: April 4, 2026

Quick Answer: Changing a tire involves safely loosening the lug nuts, jacking up the vehicle, removing the flat tire, mounting the spare, tightening the lug nuts by hand, lowering the vehicle, and finally, tightening the lug nuts fully. Always ensure you have the necessary tools and a safe, level surface before starting.

Key Facts

Overview

A flat tire can happen to anyone, at any time. Knowing how to change a tire is a fundamental skill that can save you time, money, and stress. While it might seem daunting, the process is straightforward with the right tools and a step-by-step approach. This guide will walk you through the essential steps to safely change a flat tire.

What You'll Need

Before you begin, gather the necessary equipment. Most vehicles come with these items, typically stored in the trunk or under the cargo area:

Step-by-Step Guide to Changing a Tire

1. Find a Safe Location

As soon as you realize you have a flat, slow down and pull over to a safe, level spot away from traffic. Avoid soft shoulders or inclines. Turn on your hazard lights.

2. Prepare Your Vehicle

Engage the parking brake firmly. If you have wheel chocks, place them against the wheel diagonally opposite the flat tire to further prevent rolling. For example, if the front right tire is flat, place chocks behind the rear left wheel.

3. Loosen the Lug Nuts

Before jacking up the car, use the lug wrench to loosen the lug nuts on the flat tire. Turn them counter-clockwise. They might be tight, so you may need to use your body weight. Loosen them only about a half-turn to a full turn – do not remove them completely yet. This is easier and safer to do while the tire is still on the ground, providing resistance.

4. Position the Jack and Lift the Vehicle

Consult your owner's manual to find the correct jacking point. This is usually a reinforced part of the vehicle's frame near the flat tire. Place the jack securely under this point. Slowly operate the jack to raise the vehicle until the flat tire is completely off the ground, with enough clearance to remove it.

5. Remove the Flat Tire

Now that the tire is off the ground, unscrew the lug nuts the rest of the way by hand. Keep them together in a safe place, like your pocket or a hubcap, so you don't lose them. Once all lug nuts are removed, grip the flat tire firmly with both hands and pull it straight toward you to remove it from the wheel studs. Lay the flat tire on its side under the vehicle frame, near the jack, as an extra safety measure in case the jack fails.

6. Mount the Spare Tire

Lift the spare tire and align its holes with the wheel studs. Push it onto the studs as far as it will go. Replace the lug nuts and tighten them by hand as much as possible. Ensure the spare tire is seated flush against the hub.

7. Lower the Vehicle and Tighten Lug Nuts

Slowly lower the vehicle using the jack until the spare tire is firmly on the ground, but the vehicle is not fully resting on it. Now, use the lug wrench to tighten the lug nuts securely. Tighten them in a star or crisscross pattern (e.g., top, bottom, left, right, then intermediate points). This ensures the wheel is mounted evenly. Tighten them as much as you can by hand, then with the wrench.

8. Fully Lower the Vehicle and Final Tightening

Completely lower the vehicle to the ground. Remove the jack. Now, with the full weight of the car on the spare tire, give the lug nuts one final tightening with the lug wrench, again using the star pattern. Make sure they are as tight as you can get them.

9. Stow Equipment and Check Spare

Put the flat tire, jack, and lug wrench back in their storage locations. Check the air pressure in the spare tire as soon as possible. Spare tires, especially temporary 'donut' spares, often have lower speed and distance limitations. Drive cautiously and get your flat tire repaired or replaced promptly.

Important Considerations

Always prioritize safety. If you are on a busy road or in a dangerous situation, call for roadside assistance. Familiarize yourself with your vehicle's specific jacking points and procedures by reading your owner's manual. Regular checks of your spare tire's inflation are also crucial.

Sources

  1. Tire changing equipment - WikipediaCC-BY-SA-4.0
  2. Tires - National Highway Traffic Safety Administrationfair-use
  3. How to Change a Tire - Edmundsfair-use

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