🔧 Fuel Cap - Replacement

Your fuel cap is a simple part, but it matters for sealing the tank and preventing evap system faults. Replacing it is quick: remove the old cap, install the new one, and make sure it clicks fully into place.

Difficulty Level: Beginner | Estimated Time: 0.1-0.2 hours

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⚠️ Safety & Precautions

• Work with the engine off and the car parked on level ground.
• Do not smoke or work near open flames.
• Keep dirt and water out of the fuel filler neck.
• No battery disconnect is required.

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🔧 Required Tools

You'll need the following tools for this repair:

• Clean microfiber cloth
• Flashlight
• Gloves

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Fuel cap - Qty: 1

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📋 Before You Begin

• Park on level ground and turn the ignition off.
• Let the area around the fuel door cool down if the car was recently driven.
• Keep the old cap in place until the replacement is ready so the filler neck stays clean.

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Open the fuel door

• Press on the fuel door to open it.
• Use a flashlight if the area is dark.

Step 2: Remove the old fuel cap

• Turn the fuel cap counterclockwise by hand until it comes free.
• If it is attached to a tether, let it hang safely to the side.
• Do not force a stuck cap.

Step 3: Inspect the sealing surface

• Use a clean microfiber cloth to wipe the fuel filler neck.
• Check that the rubber seal area is clean and undamaged.
• If you see dirt, wipe it out before installing the new cap.

Step 4: Install the new fuel cap

• Thread the new fuel cap on by hand clockwise.
• Keep turning until it clicks several times and feels fully seated.
• Torque to hand-tight only.

Step 5: Close the fuel door

• Close the fuel door gently.
• Make sure the cap sits flush and the door closes normally.

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✅ After Repair

• Start the engine and check for any warning lights.
• If the check engine light was on for an evap leak, it may take a drive cycle to clear.
• Make sure the cap stays tight after your next fuel stop.

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💰 DIY vs Shop Cost

Shop Cost: $60-$120 (parts + labor)

DIY Cost: $15-$40 (parts only)

You Save: $45-$80 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 0.1-0.2 hours.

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🎯 Ready to get started?

HowToo makes it easy: same-day/2-day shipping on every part, plus all the tools and specialty tools you need! Check out the parts and tools sections below to add everything to your cart.