🔧 Battery - Replacement

Your F-150 uses a standard under-hood 12V battery. Replacing it is straightforward, but you should disconnect the negative cable first to avoid shorting the electrical system. After installation, make sure the terminals are tight and the battery is secured in the tray.

Difficulty Level: Beginner | Estimated Time: 0.5-1 hour

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⚠️ Safety & Precautions

• Wear safety glasses and gloves. Battery acid can cause injury.
• Turn the ignition off and remove the key/fob from the vehicle.
• Disconnect the negative battery cable first, then the positive cable.
• Do not let a metal tool bridge the battery terminals.
• If your truck has aftermarket electronics, they may lose memory when power is disconnected.

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🔧 Required Tools

You'll need the following tools for this repair:

• 10mm wrench
• 13mm socket
• Ratchet
• Battery terminal puller (specialty)
• Battery carrying strap
• Safety glasses
• Mechanic gloves
• Baking soda and water solution
• Wire brush

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• 12V battery, Group 65 - Qty: 1
• Battery terminal protectant spray - Qty: 1

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📋 Before You Begin

• Park on level ground and set the parking brake.
• Turn off all lights, accessories, and the ignition.
• Open the hood and make sure the hood stays supported.
• If your battery is leaking or swollen, avoid touching it directly.

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Locate and inspect the battery

• Open the hood and find the battery on the driver side under the hood.
• Look for corrosion, cracks, or swelling before touching anything.
• Clean corrosion before removal.

Step 2: Disconnect the negative cable

• Use a 10mm wrench to loosen the negative terminal clamp.
• Lift the negative cable off the battery post and move it aside so it cannot touch the terminal again.

Step 3: Disconnect the positive cable

• Use a 10mm wrench to loosen the positive terminal clamp.
• Remove the positive cable and keep it away from the battery.

Step 4: Remove the battery hold-down

• Use a 13mm socket and ratchet to remove the battery hold-down bolt or bracket.
• Lift the hold-down hardware out of the way.

Step 5: Remove the old battery

• Use a battery carrying strap to lift the battery straight up and out of the tray.
• Keep it level so acid does not spill.

Step 6: Clean the tray and terminals

• Use a wire brush and baking soda solution to clean corrosion from the tray and terminal clamps.
• Rinse lightly and dry the area fully.

Step 7: Install the new battery

• Set the new 12V battery, Group 65 into the tray with the terminals in the same orientation as the old one.
• Install the hold-down bracket and tighten it with a 13mm socket. Torque to 8-12 Nm (71-106 in-lbs).

Step 8: Reconnect the cables

• Install the positive cable first using a 10mm wrench. Torque to 5-7 Nm (44-62 in-lbs).
• Install the negative cable next using a 10mm wrench. Torque to 5-7 Nm (44-62 in-lbs).
• Make sure both clamps are fully seated and do not twist by hand.

Step 9: Protect the terminals

• Spray a light coat of battery terminal protectant spray on both terminals.
• Close the hood and make sure nothing is left loose in the engine bay.

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✅ After Repair

• Start the engine and verify normal cranking.
• Check that the battery warning light is off.
• Reset your clock, radio presets, and any saved settings if needed.
• If the truck cranks slowly or clicks, recheck terminal tightness.

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💰 DIY vs Shop Cost

Shop Cost: $220-$380 (parts + labor)

DIY Cost: $140-$240 (parts only)

You Save: $80-$140 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 0.5-1 hour.

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🎯 Ready to get started?

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