How to Change a Tire: A Step-by-Step Guide for Beginners

A flat tire doesn't care about your schedule. It can happen in a parking lot on a Tuesday afternoon or on a dark highway at midnight. Roadside assistance is great when it's available, but sometimes you're waiting 90 minutes in a spot where you'd rather not be. Knowing how to change a tire yourself takes about 15 minutes and could save you from a bad situation.

This guide assumes you have zero experience. We'll cover everything from finding your spare to getting back on the road safely.

What You'll Need

Every vehicle comes with these from the factory (check your trunk or under the cargo floor):

• Spare tire — either a full-size spare or a compact "donut" spare
• Jack — usually a scissor jack tucked into a compartment
• Lug wrench — the L-shaped or cross-shaped tool for removing lug nuts

Helpful extras to keep in your car:

• Flashlight (or use your phone)
• Gloves
• Wheel wedges or a brick
• Rain jacket (because flats love rainy days)

Before you ever need this: Check that your spare tire is inflated. Spare tires lose pressure sitting in the trunk for years. A flat spare is useless. Check it every time you check your regular tires.

Step-by-Step: Changing the Tire

Step 1: Get to Safety

If you're on a road, pull as far onto the shoulder as possible. Turn on your hazard lights immediately. If you have reflective triangles or flares, set them up behind your vehicle. Never change a tire in a traffic lane — it's better to drive slowly on a flat rim to a safe location than to risk getting hit.

Step 2: Secure the Vehicle

Put the car in Park (or first gear for a manual) and engage the parking brake firmly. If you have wheel wedges, place them against the tires on the opposite end of the car from the flat. A brick or large rock works too. This prevents the car from rolling off the jack.

Step 3: Loosen the Lug Nuts (Before Jacking Up)

This is the step most people get wrong. Loosen the lug nuts while the tire is still on the ground. The ground holds the wheel in place while you break the nuts free. If you jack the car up first, the wheel will just spin when you try to loosen them.

Use the lug wrench and turn each nut counterclockwise about a half turn. "Lefty loosey." They may be very tight — it's okay to use your body weight. Stand on the wrench if needed (carefully). Don't remove them completely yet, just break them loose.

Step 4: Position the Jack and Raise the Vehicle

Check your owner's manual for the correct jack point — it's a reinforced spot on the frame near each wheel. Using the wrong spot can crush body panels or, worse, cause the jack to slip. On most cars, look for a notch or flat spot on the pinch weld behind the front tire or in front of the rear tire.

Raise the jack until the flat tire is about 6 inches off the ground. You need enough clearance to fit the inflated spare, which is taller than the flat tire.

Step 5: Remove the Flat Tire

Now fully unscrew the lug nuts and pull them off. Keep them somewhere safe — a pocket or a cup in your car. Do not set them on the ground where they can roll away.

Pull the flat tire straight toward you. It may be stuck to the hub — a firm tug or a kick to the rubber part of the tire (not the rim) will free it. Set it flat on the ground and slide it partially under the vehicle as a safety backup. If the jack fails, the tire and rim will prevent the car from dropping to the ground.

Step 6: Mount the Spare

Lift the spare tire and align the holes with the bolts on the hub. This is the hardest physical part — spare tires are heavier than they look. Push the spare onto the bolts as far as it'll go.

Thread the lug nuts on by hand, turning clockwise. Finger-tighten all of them first. Then use the wrench to snug them down, but don't fully torque them yet — the car is still on the jack.

Step 7: Lower the Vehicle and Tighten

Lower the jack until the tire touches the ground but the full weight of the car isn't on it yet. Now tighten the lug nuts fully using a star pattern (tighten one, then the one across from it, not the one next to it). This ensures even pressure and prevents the wheel from warping.

Tighten them as firmly as you can with the lug wrench. Lower the jack completely and remove it.

Step 8: Check the Spare Tire Pressure

If you have a tire gauge, check the spare's pressure. Compact spares typically need 60 PSI. Full-size spares match your regular tires (check the door jamb sticker). If it's low, drive to the nearest gas station and fill it before going far.

Important Warnings

• Compact spares are temporary. They're rated for 50 mph and 50-70 miles maximum. Don't use one for daily driving — get your real tire repaired or replaced as soon as possible.
• Re-torque your lug nuts. After driving 50-100 miles on the new wheel, retighten the lug nuts. They can loosen as the wheel seats itself.
• Some newer cars don't have spares. They come with a tire repair kit (sealant and a compressor) or run-flat tires instead. Check what your car has before you need it.

Practice at Home

The best time to learn this is in your driveway on a dry Saturday afternoon, not on a dark highway in the rain. Practice once and you'll feel completely confident if the real thing ever happens.