🔧 Expedition - Rear Turn Signal Bulb Replacement

On your Expedition, the rear turn signal may be a replaceable bulb inside the tail lamp, or it may be an LED tail lamp where the “bulb” isn’t serviceable separately (the lamp assembly is replaced as a unit). Once we confirm which tail lamp you have, the job is straightforward and usually just involves removing the tail lamp and swapping the correct socket/bulb.

Difficulty Level: Beginner | Estimated Time: 0.3-1.0 hours

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⚠️ Safety & Precautions

• ⚠️ Turn the lights OFF and remove the key before unplugging lamp connectors.
• ⚠️ Let bulbs cool before touching; they can burn you.
• ⚠️ If it’s a halogen bulb, don’t touch the glass with bare fingers (oil can shorten bulb life).
• ⚠️ Support the tail lamp so it doesn’t scratch paint when it comes loose.

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🔧 Required Tools

You'll need the following tools for this repair:

• Trim removal tool set
• 1/4" drive ratchet
• Metric socket set (specialty)
• Small flat-blade screwdriver
• Nitrile gloves
• Safety glasses
• Flashlight

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Rear turn signal bulb - Qty: 1
• Dielectric grease - Qty: 1
• Rear tail lamp assembly - Qty: 1

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📋 Before You Begin

• Park on level ground, shift to Park, and set the parking brake.
• Open the liftgate for access to the tail lamp fasteners.
• Have a flashlight ready so you can see the fastener locations clearly.

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Confirm which rear lamp you have (needed to avoid wrong parts)

• Use your flashlight and look at the tail lamp: do you see a removable twist-lock bulb socket on the back of the housing, or is it a sealed LED unit with no individual bulb sockets?
• Please answer these 2 quick questions so I can give the exact steps for your Expedition:
  • When the rear turn signal flashes, is it an amber bulb behind the lens, or does an LED pattern illuminate?
  • Can you upload a photo of the inside edge of the tail lamp with the liftgate open (showing the fasteners)?

Step 2: Stop here until confirmed

• Once you confirm bulb-type vs LED-type, I’ll give you the exact removal steps, socket/bulb location, and the correct reassembly checks.

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✅ After Repair

• Turn the ignition ON and test left and right rear turn signals, hazards, and brake lights.
• Confirm the lamp is seated evenly and not loose.
• If you used grease, wipe any excess off the connector area.

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💰 DIY vs Shop Cost

Shop Cost: $80-$200 (parts + labor)

DIY Cost: $10-$120 (parts only)

You Save: $70-$80 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 0.3-1.0 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.