Safety & Security

The Best Automotive Replacement Ignition Lock Cylinders

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Our picks are based on Amazon bestseller rankings, verified customer ratings, and product availability. We update our recommendations regularly to ensure accuracy.

The ignition lock cylinder is a critical component of your vehicle's starting system, acting as the physical keyhole and electrical switch. Ensuring you select a reliable replacement is vital for both security and the ability to start your car. A faulty cylinder can leave you stranded, so understanding your options is paramount.

No. 1
Ignition Switch Lock Cylinder Compatible with 2003-2006 Silverado Escalade
  • Compatible with: Cadillac Escalade 2003-2006 Chevy Avalanche 2004-2006 Chevy Silverado 2003-2006 Chevy Suburban 2003-2006 Chevy Tahoe 2003-2006 Dodge RAM Pickup 2005 GMC Sierra 2003-2006 GMC Yukon 2003-2006 H2 2003-2007
  • Replaces: Ignition Switch Lock Cylinder Door Lock Cylinder:707835 + 706592 X2 + 598007 X2
  • Function: Over time, the original lock cylinder and ignition switch on your car will experience motor wear and excessive wear will cause them to stick together and fail. These Switch Cylinder are the exact OEM design to replace your defective key...
  • Premium Quality: Our ignition switch lock cylinder made of premium quality material. Tested & certified to meet or exceed OEM quality standards
  • Note: No matter you have any questions about our ignition switch lock cylinder before and after the sale, you can communicate with us directly, we will give you a satisfactory answer in the first time
No. 2
Dorman 924-796 Ignition Lock Cylinder
  • Direct replacement - this ignition lock cylinder is designed to match the performance of the original equipment cylinder on specified GM vehicles
  • Ideal solution - engineered to help ensure proper ignition key functionality when a factory lock cylinder is binding, damaged or has failed
  • Trustworthy quality - backed by a team of product experts in the United States and more than a century of automotive experience
  • Toolless programming - instructions included for programming procedure; no scan or special tool needed
  • Ensure fit - Input your vehicle into the garage tool and check Confirmed Fit bar at the top of the page. If there is an “i” in a blue circle, additional verification is needed. Please hover over the "i" to verify fitment notes match your vehicle.
No. 3
Dorman 924-730 Ignition Lock Cylinder
  • Direct replacement - this ignition lock cylinder matches the fit and function of the original equipment assembly on certain vehicle years, makes and models
  • Ideal solution - engineered to help restore and ensure the functionality of the lock cylinder
  • Durable construction - designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality - backed by a team of product experts in the United States and more than a century of automotive experience
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
No. 4
Dorman 924-790 Ignition Lock Cylinder
  • Direct replacement - this ignition lock cylinder matches the fit and function of the original equipment assembly on certain vehicle years, makes and models
  • Ideal solution - engineered to help restore and ensure the functionality of the lock cylinder
  • Durable construction - designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality - backed by a team of product experts in the United States and more than a century of automotive experience
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
No. 5
NewYall Ignition Switch Lock Cylinder Assembly Replace 35100-SDA-A71
  • Key's Chip Inside and programming needed, or put stock chip into the new key.
  • For Honda Accord 2004-2007
  • For Honda Odyssey 2005-2007
  • For Honda Element 2007
SaleNo. 6
Yinlowa 1K0905851B Ignition Switch Lock Cylinder with 4 Keys for VW Jetta
  • [Vehicle-Specific Fit]: Designed as a Jetta ignition lock cylinder replacement for select 2006-2018 Volkswagen Jetta 1.4L, 1.8L, 1.9L, 2.0L and 2.5L; 2004-2007 and 2010-2011 Golf 1.8L, 1.9L, 2.0L, 2.5L and 2.8L; 2007-2011 Eos 2.0L and 3.2L; and...
  • [Reference Numbers]: Replaces 1K0905851B, 1K0905851 and 1K0 905 851 B. This ignition switch lock cylinder assembly includes the steering-column lock housing, two 3-button flip-style keys and two fixed-head keys as pictured. It is vehicle-specific, not a...
  • [Key Cutting & Programming]: The four supplied key blades must be cut to match the vehicle. Immobilizer chips and remote-button functions may require professional programming. Confirm the original chip type, FCC ID and remote frequency before setup. The...
  • [Restores Ignition Operation]: Helps correct a key that sticks, will not turn, rotates abnormally or does not consistently actuate the ignition starter switch. The metal lock housing and integrated electrical connector are designed to restore controlled...
  • [Installation & Warranty]: Steering-column disassembly, key cutting and immobilizer programming may be required, so installation by a qualified automotive locksmith or technician is recommended. Disconnect the battery before service and verify every...
SaleNo. 7
Dorman 989-019 Ignition Lock Cylinder Housing Compatible with Select Ford/Mazda/Mercury Models (OE FIX)
  • Improved design for greater durability - this ignition lock housing features a thicker, more rigid internal cam to address the original equipment flaw
  • Durable materials - this lock housing features aluminum and plastic construction with silicone grease for lubrication
  • Ready to install - a new shear bolt is included with the lock housing for a compete installation
  • Quality tested - this ignition lock housing has undergone vehicle try-on and material testing
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
No. 8
Ignition Switch Lock Cylinder Compatible with 1999 2000 Silverado Suburban
  • Compatible with: This lock set is compatible with 2000 Chevy Tahoe, 2000 Chevy Suburban, 1999-2000 Chevy Silverado, 1999 -2000 GMC Sierra
  • Replaces: Ignition Switch Lock Cylinder Door Lock Cylinder:704600 + 702912 X2 + 5928818 X2.If your vehicle requires a transponder (chip) key, please visit your local auto locksmith or dealer to have your vehicle programmed
  • Function: Over time, the original lock cylinder and ignition switch on your car will experience motor wear and excessive wear will cause them to stick together and fail. These Switch Cylinder are the exact OEM design to replace your defective key...
  • Premium Quality: Our ignition switch lock cylinder made of premium quality material. Tested & certified to meet or exceed OEM quality standards
  • Note: No matter you have any questions about our Ignition lock cylinder before and after the sale, you can communicate with us directly, we will give you a satisfactory answer in the first time

Last update on 2026-08-31 / Affiliate links / Images from Amazon Product Advertising API

How to Choose the Best Automotive Replacement Ignition Lock Cylinders

When to Replace Your Ignition Cylinder

Symptoms indicating a failing ignition lock cylinder include difficulty turning the key, the key getting stuck, or the engine not starting despite the key turning. If your key has been lost or stolen, replacing the cylinder is a necessary security measure. A worn-out cylinder can also lead to intermittent electrical contact, causing the vehicle to stall unexpectedly.

Frequently Asked Questions

Do I need to replace the entire ignition switch when I replace the cylinder?
In many cases, the ignition lock cylinder and the ignition switch are separate components. You may only need to replace the cylinder if the mechanical key mechanism is failing. However, if the electrical switching function is also compromised, replacing the entire ignition switch assembly might be necessary.
Will a replacement cylinder come with new keys?
Most replacement ignition lock cylinders are sold with a new set of keys. This ensures that the new cylinder operates smoothly and securely. Always check the product description to confirm if keys are included with your purchase.
How do I know if my ignition lock cylinder is failing?
Common signs of a failing ignition lock cylinder include a key that is difficult to insert or turn, the key getting stuck in the ignition, or the vehicle not starting even when the key is turned. You might also experience electrical issues like dashboard lights flickering or the car shutting off unexpectedly.
Can I use a universal ignition lock cylinder?
While universal cylinders exist, they are often less ideal than a direct fit for your specific vehicle. A direct-fit replacement ensures proper alignment, electrical connections, and key operation. Universal options may require modification and may not offer the same level of reliability or security.
Is replacing an ignition lock cylinder a DIY job?
The difficulty of replacing an ignition lock cylinder varies greatly by vehicle model. Some are relatively straightforward, while others can be complex and time-consuming. If you are not comfortable with automotive repairs, it is advisable to have a qualified mechanic perform the replacement.