How much does it cost to get a tail light bulb replaced?

Tail light bulb replacement typically costs from about $2 to $100, depending on the bulb type and whether you do it yourself or use a shop. In many cases you can swap in a new bulb for the price of the bulb alone, while professional service adds labor and may require replacing the entire tail light assembly in some situations.

Replacing a tail light involves more than just plugging in a new bulb. Some cars use simple screw-in bulbs, while others rely on sealed LED modules or complex housings that are not user-serviceable. Regional labor rates, vehicle make and model, and whether you need just a bulb or a complete light assembly all drive total costs. This article breaks down typical costs you can expect today, plus tips to save money and avoid surprises.

What you can expect to pay

Below are the common price ranges you’re likely to encounter, depending on whether you replace just the bulb yourself, have a shop do it, or need a full tail light assembly.

• Bulb-only replacement (DIY): typically $2–$20 for the bulb itself; time to change is often 5–20 minutes.


• Bulb replacement by a shop (simple, non-LED bulb): about $20–$60 total, including labor and the bulb.


• Full tail light assembly replacement (non-LED, halogen-based housing): parts usually $60–$250; labor $60–$150; total typically $120–$400.


• LED tail light assemblies or modules (when the bulb isn’t replaceable): parts commonly $200–$600 or more; labor $100–$200; total often $300–$800+

Prices vary by region and vehicle type, and some shops may apply minimum service fees or diagnostic charges. It’s wise to get quotes and ask whether the price includes tax, disposal, and any warranty on the bulb or assembly.

DIY vs professional replacement

Deciding whether to tackle the job yourself or hire a professional depends on your comfort level, the car’s design, and the urgency of the need. The following pros and cons can help you choose.

• DIY advantage: minimal cost if you replace a standard bulb; you typically pay only for the bulb itself, often under $20.


• DIY drawback: some models require removing panels, large wiring, or exterior trim; risk of damaging seals, wiring, or the housing if you’re not sure what you’re doing.


• Professional advantage: correct bulb type and fit guaranteed; safer handling of electrical connections; faster turnaround in most cases.


• Professional drawback: labor charges can add significantly to the bulb price, especially if the job involves more than a straightforward bulb swap.

For many drivers, a straightforward bulb swap is a quick weekend DIY project. If you’re unsure about access points or if the tail light is a sealed LED unit, a pro can prevent missteps and ensure legal, fully functional lighting.

When you might need to replace the entire tail light assembly

Sometimes a bulb isn’t the issue. If the tail light housing is cracked, water has intruded, the LED module has failed, or the lens is severely fogged, replacing the entire assembly may be necessary.

• Common scenarios prompting assembly replacement: cracked lens, moisture ingress, failed LED module, or an aftermarket fit that doesn’t meet safety standards.


• Cost considerations: parts for a replacement assembly can range from $60 to $350 for non-OEM aftermarket units, with labor typically $60–$200 depending on the car and shop.


• OEM vs aftermarket: OEM parts tend to be pricier but may offer exact fit and color/brightness match; aftermarket units can be cheaper but vary in quality.

In many modern vehicles, LED tail lights are part of a sealed unit. When the LED fails, the entire unit is usually replaced rather than trying to swap individual diodes, which keeps you safe and compliant with lighting standards but can increase price.

Tips to save money and avoid surprises

Here are practical steps to keep costs down while staying compliant with safety regulations.

• Check your owner’s manual or the bulb’s markings to confirm the exact bulb type (e.g., 3157, 194, P21W). Buying the correct bulb the first time avoids returns or incorrect replacements.


• Shop around: request quotes from independent shops, chain auto parts stores, and the dealership to compare prices for bulbs and labor.


• Ask whether the quoted price includes tax, disposal fees, and a warranty on the bulb or assembly.


• Consider OEM versus aftermarket parts: OEM parts may fit better and last longer but cost more; aftermarket parts can save money but verify compatibility.


• If the job involves more than a bulb swap, request a written scope of work and a parts-labor split so you know what you’re paying for.

Being informed and getting multiple quotes can help you avoid overpaying, especially for vehicles with complex lighting systems or less common bulb types.

Summary

Replacing a tail light bulb is usually inexpensive when you swap the bulb yourself, typically costing only a few dollars. If you rely on a shop, expect minor labor fees in addition to the bulb price, and be prepared for higher costs if your vehicle requires replacing the entire tail light assembly or an LED module. Always verify the bulb type, request written quotes, and consider whether a DIY approach or professional service best fits your vehicle and skill level. Your safety and compliance with local lighting laws depend on getting the right part and a proper installation.

Is it easy to replace a tail light bulb?

Yes, changing a tail light bulb is usually an easy DIY task that requires minimal tools like a screwdriver or socket wrench. Most vehicles allow you to access the bulb from inside the trunk by removing a panel and twisting the old bulb socket out to replace the bulb. 
This video demonstrates how to replace a tail light bulb: 59sHome & Garden for Mere MortalsYouTube · Nov 5, 2016
General steps to change a tail light bulb

1. Locate the bulb: Open the trunk or cargo area to access the back of the tail light assembly. You may need to move a fabric liner or plastic panel to get to the back of the light. 
2. Access the socket: Find the bulb socket connected to the back of the tail light. You will likely need to turn the socket counterclockwise to unlock it from the assembly. 
3. Remove the old bulb: Once the socket is free, push the old bulb in slightly and then pull or twist it straight out to remove it. 
4. Insert the new bulb: Align the new bulb with the socket, push it in until it clicks, and then twist the socket back into the assembly until it locks into place. 
5. Reassemble: Reinstall any panels or covers you removed, and check that the new bulb works. 

How much does it cost to replace a tail light bulb?

Replacing a tail light bulb yourself can cost anywhere from $5 to $30 for the part, while having a professional do it will cost an estimated $56 to $77. The price difference depends on whether you do it yourself or pay for labor, the type of vehicle, and the specific bulb needed. For simple bulb replacements, many mechanics will even charge a small fee for labor or may install it for free if you purchase the part from them. 
DIY (Do It Yourself)

• Cost: Approximately $5 to $30 for the bulb.
• Labor: Free (your own time).
• Pros: Saves money by avoiding labor costs.
• Cons: Requires basic tools and knowledge. 

Professional mechanic

• Cost: Around $56 to $77 for labor and parts.
• Labor: The cost of the mechanic's time.
• Pros: Professional diagnosis and repair.
• Cons: More expensive due to labor costs. 

Factors that influence the cost

• Parts: The cost of the bulb itself can vary from $5 to $30 or more, depending on the brand and type. 
• Labor: If you choose to have a professional replace the bulb, labor costs can add to the total price. 
• Vehicle model: The specific make and model of your car can affect the cost of the bulb. 
• Bulb type: LED bulbs may be more expensive than standard incandescent bulbs, so make sure you're getting the right type for your vehicle. 

Tips to consider

• Check your car's manual: for instructions on how to replace the bulb. 
• Watch a video tutorial: on YouTube for your specific car model. 
• Visit a local auto parts store: and ask for assistance installing the bulb. 
• Consider a mechanic: if the issue is more complex than a simple bulb replacement. 

Is it illegal to drive with one tail light out?

Driving with a broken tail light can lead to being pulled over by a police officer, and potentially getting a ticket.

Does AutoZone replace tail light bulbs?

AutoZone employees will not typically replace tail light bulbs themselves but can assist you with the process by helping you find the correct bulb and providing guidance. Some AutoZone stores may offer free "how-to" assistance, but this can vary by location and the technician's availability. The staff can also provide guidance on how to do it yourself and may have some tools available to help. 

• Availability varies: Whether an employee will assist depends on the specific store and how busy it is. 
• Guidance is standard: Employees can look up the correct bulb for your vehicle and explain the process of changing it. 
• Self-replacement is common: Many customers find it easy to replace their own bulbs after getting advice from an AutoZone employee. 
• Other stores may offer free installation: In contrast, some other auto parts stores, like O'Reilly Auto Parts, explicitly advertise free installation services for some bulbs, so it is worth checking other options if installation is a priority.