How much does it cost to replace an ignition cylinder?

In the United States, replacing an ignition cylinder typically costs between $150 and $800, with most repairs falling in the $250–$600 range in 2025, depending on the vehicle and whether programming or ignition-switch work is needed.

What goes into the price

Costs break down into several components: parts, labor, and any programming or rekeying needed. The following breakdown covers typical ranges used by shops across the country.

• Parts: The ignition lock cylinder itself and any related hardware. For many cars, the cylinder alone runs roughly $70–$250; in some models, especially those with integrated ignition switches, the switch assembly can add $100–$350.


• Labor: Installing the new cylinder and reassembling trim or steering-column components. Labor usually totals about 1–3 hours, depending on access, with regional shop rates commonly ranging from $75–$150 per hour.


• Programming/Rekeying: If the vehicle uses a transponder or smart key, you may need key programming or re-cutting to match the new cylinder, typically $50–$200.


• Additional work: In some vehicles, the steering column or other steering/lock components must be removed or replaced, which can push total costs higher—often $100–$500 more, depending on complexity.

In most cases, you should expect the total to fall in the $250–$600 range, though high-end or technologically advanced vehicles can push totals higher. Always request an itemized estimate before work begins so you know precisely what you’re paying for.

Typical scenarios by vehicle system

Different setups drive different price points. The following list outlines common scenarios and their rough ranges.

• Basic cylinder replacement (no programming or ignition-switch work): roughly $150–$350 total.


• Cylinder plus ignition switch replacement or steering-column work: roughly $300–$700 total.


• Modern vehicles with immobilizers and key programming required: roughly $400–$900+ for parts and labor, plus $50–$200 for programming.

Note that dealer shops often charge more, and hybrid or electric vehicles with advanced immobilizers can fall at the higher end of these ranges. Always confirm whether programming is included in the quoted price.

Ways to control costs

Prices can vary widely by location and shop. Here are practical steps to keep costs reasonable while ensuring proper repair.

• Shop around for multiple written estimates from reputable shops, not just the lowest quote.


• Ask for an itemized quote that separates parts, labor, and programming so you can see where costs come from.


• Confirm whether programming or rekeying is included, and whether it would be required for your vehicle’s immobilizer system.


• Consider rekeying the existing cylinder if possible, which can be cheaper than a full replacement in some cases.


• Check if OEM parts are required for your vehicle or if reputable aftermarket parts are acceptable.


• Ask about any warranties on parts and labor, and whether the price includes any necessary return trips or reprogramming if the key isn’t recognized.

Getting a second opinion and shopping around can save hundreds of dollars. Also check if your vehicle is still under warranty or if an extended warranty or roadside assistance plan covers ignition components.

Additional considerations

Some vehicles employ advanced immobilizer technology or smart keys. In these cases, you may need dealer-level programming or specialized tools, which can significantly affect the final cost. Always ensure the shop you choose has experience with your make and model.

Summary

Replacing an ignition cylinder is a common repair with costs that vary widely based on parts, labor, and whether programming or ignition-switch work is required. Most drivers will see mid-range totals between $250 and $600, while complex modern systems can exceed $900. By understanding the cost components and obtaining itemized quotes, you can navigate the repair confidently and avoid surprises.

Do you need a new key when replacing an ignition cylinder?

Whether you need a new key depends on your vehicle's age and anti-theft system. For older cars with standard keys, you may be able to use your old key or have the new cylinder re-keyed to match it. For modern vehicles with transponder chips and security systems, you will almost always need to get a new, programmed key to match the new cylinder, as the old key's chip will not work. 
You can watch this video to learn how to recode a new ignition lock cylinder with your original key: 19sBWD AutomotiveYouTube · Mar 21, 2013
If your car has a standard key (older models)

• You may be able to use your old key: It's possible to install a new cylinder and have a locksmith re-key it to match your existing key, though this can be costly and may not be available for all ignition cylinders. 
• You can get a new key made from the old one: A locksmith can create a new key with the same cuts as your old one to work with the new cylinder. 
• You may end up with separate keys: One option is to install the new cylinder with its new key and use the old key for your doors, meaning you'll have two different keys. 

If your car has a transponder chip key (modern models)

• You will need a new, programmed key: Modern vehicles have anti-theft systems that require a new, programmed key to be used with the new ignition cylinder.
• The new key will not work until programmed: After installing the new cylinder, the new key will not be able to start the car until it is programmed to the vehicle's immobilizer system.
• You will need to visit a dealer or locksmith: A dealer or a specialized locksmith can program the new key to work with your car. 

This video demonstrates how to replace an ignition lock cylinder on a late model GM truck: 1mO'Reilly Auto PartsYouTube · Apr 17, 2017
Key takeaway

• If you are unsure, the best course of action is to consult a professional locksmith or the dealership to determine your specific vehicle's needs before replacing the ignition cylinder. 

How long does it take to replace an ignition cylinder?

Replacing an ignition lock cylinder can take anywhere from 30 minutes to 4 hours or more, depending on your vehicle's make and model, your mechanical skill, and whether you run into unexpected problems. A straightforward replacement for a confident DIYer might take about an hour or two, while a first-time attempt could take up to four hours. 
Factors that influence the time it takes

• Vehicle design: The complexity of your car's steering column and dashboard will impact the time. Some vehicles require removing airbags, steering wheels, and extensive trim, while others have a simpler design. 
• Experience level: If you are experienced with car repairs, the job will likely be faster than for a beginner. 
• Unforeseen issues: Problems like rusted parts, brittle plastic clips, or a difficult-to-access screw can add significant time to the job. 
• Key and programming: Some replacements may require you to get a new key, and some systems need key reprogramming to work with the new cylinder, which adds to the overall process and can require a locksmith or dealer. 

DIY vs. Professional

• DIY: A confident DIYer can expect to complete the job in about 1-4 hours. 
• Professional: A professional locksmith can often complete the job in as little as 20-30 minutes, especially if they are drilling out the old cylinder. However, the total labor cost will be higher. 

What are the symptoms of a bad ignition key cylinder?

Common symptoms of a bad ignition cylinder include the key being difficult to turn, stuck, or wobbly; the car not starting; dashboard lights flickering or staying off; and unusual grinding or clicking noises when turning the key. More serious signs can include the engine suddenly stalling while driving or accessories like the radio and windows not working intermittently. 
Symptoms of a bad ignition cylinder

• Key problems: The key is difficult to turn, needs to be jiggled, won't slide in smoothly, or is hard to remove. 
• Starting issues:
  • The car won't start at all. 
  • You hear a click, but the engine doesn't turn over. 
  • The engine starts and then stalls shortly after. 
• Electrical problems:
  • Dashboard lights flicker, stay off, or don't illuminate at all, especially the check engine light. 
  • Electrical accessories like the radio or power windows work intermittently or not at all. 
• Other symptoms:
  • Unusual noises, such as grinding or clicking, coming from the ignition when you turn the key. 
  • The car suddenly stalls while driving, which is a serious sign that could indicate a failing ignition cylinder. 
  • The anti-theft warning light comes on. 

Are ignitions expensive to fix?

An ignition switch replacement can be a low-cost repair starting under $50, but more often, it's a few hundred dollars for the parts. Find out the steps for how to replace the ignition switch, what you'll need to do the job, and issues you could encounter along the way.