🔧 12V Battery - Replacement

Your battery is mounted in the engine bay, so this job is straightforward. The main goals are to disconnect power safely, swap the battery without shorting anything, and reconnect the terminals in the correct order.

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

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⚠️ Safety & Precautions

• Turn the ignition off and remove the key/fob from the vehicle.
• Wear safety glasses and gloves. Battery acid can burn skin and eyes.
• Do not let a wrench touch both battery terminals or the body metal at the same time.
• Disconnect the negative terminal first, then the positive terminal.
• Reconnect the positive terminal first, then the negative terminal.
• If your battery has a vent tube, reconnect it exactly as removed.
• Battery disconnect may reset clock, radio presets, and window auto-up functions.

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🔧 Required Tools

You'll need the following tools for this repair:

• 10mm socket
• Ratchet
• 6-inch extension
• Battery terminal puller (specialty)
• Battery carrier strap
• Safety glasses
• Nitrile gloves
• Memory saver (specialty)
• Wire brush

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• 12V battery, Group 35 - Qty: 1
• Battery terminal protectant spray - Qty: 1
• Battery terminal cleaning brush - Qty: 1
• Battery hold-down hardware - Qty: 1

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📋 Before You Begin

• Park on level ground and set the parking brake.
• Make sure all lights, accessories, and the ignition are off.
• A memory saver helps keep settings alive.
• If using a memory saver, follow its instructions before disconnecting the battery.

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Open the hood and locate the battery

• Open the hood and secure the hood prop.
• Find the battery in the engine bay on the driver side area.
• Check for a plastic cover and remove it if equipped.

Step 2: Disconnect the negative cable

• Use a 10mm socket and ratchet to loosen the negative terminal clamp.
• Lift the negative cable off the battery post.
• Move the cable aside so it cannot spring back and touch the post.

Step 3: Disconnect the positive cable

• Use the 10mm socket to loosen the positive terminal clamp.
• Lift the positive cable off the battery post.
• Keep it clear of metal parts.

Step 4: Remove the battery hold-down

• Use the 10mm socket to remove the battery hold-down bracket or clamp.
• Set the fasteners aside where you will not lose them.
• Keep hardware in the same order.

Step 5: Remove the old battery

• Lift the battery straight up using a battery carrier strap.
• Battery is heavy, so use both hands and keep it level.
• Set the old battery on a stable surface.

Step 6: Clean the tray and terminals

• Use a wire brush and battery terminal brush to clean corrosion from the tray and cable ends.
• Wipe away loose debris.
• Shiny metal gives a better connection.

Step 7: Install the new battery

• Lower the new battery into the tray in the same orientation as the old one.
• Make sure the terminals match the cable reach.
• Reinstall the hold-down bracket and tighten it with the 10mm socket.
• Tighten the hold-down snugly; do not overtighten.

Step 8: Reconnect the positive cable

• Install the positive cable on the positive post first.
• Use the 10mm socket to tighten the clamp.
• Tighten to 5-7 Nm (44-62 in-lbs).

Step 9: Reconnect the negative cable

• Install the negative cable on the negative post.
• Use the 10mm socket to tighten the clamp.
• Tighten to 5-7 Nm (44-62 in-lbs).

Step 10: Finish up and test

• Reinstall any battery cover you removed.
• Close the hood.
• Start the engine and check for warning lights.

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✅ After Repair

• Reset the clock and radio presets if needed.
• Relearn the power windows if they no longer auto-up/down: lower each window fully, then raise it fully and hold the switch for a few seconds.
• Check that the engine starts normally and all electrical items work.
• If the battery light stays on or the start is weak, recheck terminal tightness.

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💰 DIY vs Shop Cost

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

DIY Cost: $130-$220 (parts only)

You Save: $90-$160 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?

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.