Ignition Lock Cylinders

Replacement Parts > Ignition > Primary Ignition

Ignition Lock Cylinders

Important: To get started, click the blue "Filter Options" button to select your vehicle and then use the filters to narrow your options.

Important: To get started, select your vehicle on the left and then use the filters to narrow your options.

What is an Ignition Lock Cylinder?

An Ignition Lock Cylinder is a mechanical component within the ignition system of a vehicle that allows the driver to start the engine using a key. The lock cylinder contains a series of tumblers that align with the key's unique cuts, enabling the cylinder to turn and engage the electrical components necessary to start the engine.

How can I determine if my Ignition Lock Cylinder is faulty?

If your Ignition Lock Cylinder is faulty, you may experience the following symptoms:

  • Difficulty turning the key in the ignition
  • Key getting stuck or not able to be removed
  • Engine not starting or intermittent starting issues


If you encounter any of these problems, consult a professional mechanic to diagnose and repair the issue.

Can a faulty Ignition Lock Cylinder cause damage to my vehicle?

A faulty Ignition Lock Cylinder can prevent your vehicle from starting or cause intermittent starting issues, which may strain the starter motor and other electrical components. Additionally, a worn or damaged cylinder can make your vehicle more susceptible to theft. It is essential to address any issues with the lock cylinder to maintain the proper functioning and security of your vehicle.

How do I replace an Ignition Lock Cylinder?

To replace an Ignition Lock Cylinder, follow these general steps:

  1. Disconnect the vehicle's battery to prevent electrical accidents.
  2. Remove the steering column covers and any other components necessary to access the ignition lock cylinder.
  3. Turn the key to the "ON" position and insert a small pin or tool into the release hole (typically located on the side of the cylinder housing).
  4. While applying pressure to the release hole, pull the cylinder out of the housing.
  5. Insert the new ignition lock cylinder into the housing and ensure it's properly seated.
  6. Reassemble the steering column covers and any other removed components.
  7. Reconnect the vehicle's battery and test the new lock cylinder for proper functioning.


Always consult your vehicle's service manual for specific instructions and torque specifications.

How often should I inspect my Ignition Lock Cylinder?

While there is no specific inspection interval for ignition lock cylinders, it is a good practice to be mindful of any changes in the operation of your vehicle's ignition system. If you notice any difficulty in turning the key or starting the vehicle, consult a professional mechanic to diagnose and repair the issue. Regular maintenance of the ignition system, such as lubricating the lock cylinder, can help prolong its lifespan and prevent potential issues.

Write a Review