🔧 Fuel Cap - Replacement

Replacing the fuel cap is a quick fix if the seal is cracked, the cap is damaged, or the check engine light came on for an evaporative leak code. On your Equinox, the cap must seal tightly to keep fuel vapors contained and the EVAP system happy.

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

---

⚠️ Safety & Precautions

• Do not smoke or work near open flames while handling the fuel filler area.
• Make sure the fuel cap area is cool and clean before removing the old cap.
• No battery disconnect is required for this repair.
• Keep dirt out of the fuel filler neck while the cap is off.

---

🔧 Required Tools

You'll need the following tools for this repair:

• Clean microfiber towel
• Nitrile gloves
• Safety glasses

---

🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Fuel cap - Qty: 1

---

📋 Before You Begin

• Park on level ground and set the parking brake.
• Turn the ignition off and remove the key or keep the fob away from the vehicle.
• Wipe dirt away from the fuel door and filler neck area before opening it.

---

🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Open the fuel door

• Press the fuel door to open it.
• Inspect the old cap and the filler neck for cracks, dirt, or damaged threads.

Step 2: Remove the old fuel cap

• Turn the cap counterclockwise by hand until it releases.
• If the cap is tethered, leave the tether attached to the vehicle.
• Keep the filler neck clean.

Step 3: Install the new fuel cap

• Thread the new cap onto the filler neck by hand.
• Turn it clockwise until you hear or feel several clicks.
• Make sure it is fully seated and snug.

Step 4: Close the fuel door and verify the seal

• Close the fuel door completely.
• Start the vehicle and check that the fuel cap warning is gone after a short drive if it was on.

---

✅ After Repair

• Drive normally and watch for the check engine light.
• If an EVAP code was set, it may take a few drive cycles to clear on its own.
• If the warning returns, inspect the filler neck seal for damage.

---

💰 DIY vs Shop Cost

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

DIY Cost: $15-$35 (parts only)

You Save: $25-$85 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.

---

🎯 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.