🔧 Fuel Cap - Replacement

The fuel cap on your Sequoia seals the fuel tank and helps the EVAP system hold pressure. If the seal is cracked, the cap is loose, or the warning light is on, replacing it is a quick fix.

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

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⚠️ Safety & Precautions

• Work with the engine off and the vehicle parked safely.
• Do not smoke or work near open flames.
• Keep dirt out of the fuel filler neck while the cap is removed.
• 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 engine off.
• Let the fuel system sit for a few minutes if the vehicle was recently driven.
• Have the new cap ready before removing the old one.

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Open the fuel door

• Use the fuel door release inside the cabin, then open the fuel door by hand.
• Check the area around the filler neck for dirt or damage.

Step 2: Remove the old fuel cap

• Use your hand to turn the fuel cap counterclockwise until it releases.
• Inspect the cap seal and tether for cracks or wear.
• Keep the filler neck clean.

Step 3: Install the new fuel cap

• Use your hand to thread the new fuel cap clockwise onto the filler neck.
• Tighten until it clicks several times or feels fully seated.
• Do not use tools to tighten the cap.

Step 4: Close the fuel door

• Close the fuel door securely.
• Make sure the cap is seated flat and the door closes without interference.

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✅ After Repair

• Start the engine and confirm the fuel cap warning light is off if it was on before.
• If the check engine light stays on, drive a few trips; the EVAP system may need time to recheck the seal.
• Recheck the cap after the first drive to make sure it is still tight.

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💰 DIY vs Shop Cost

Shop Cost: $40-$120 (parts + labor)

DIY Cost: $15-$45 (parts only)

You Save: $25-$75 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.