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Chevy man
Chevy man, Chevy Technician
Category: Chevy
Satisfied Customers: 4942
Experience:  ASE Certified as an L1 Master Technician with extensive experience in Chevy products
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2003 Cavalier Key Cylinder Switch Ignition replacement

Customer Question

I need to know what ignition key cylinders that will work in a 2003 Cavalier Sedan. What other chevrolet models that use the same ignition setup. What is the factory oem part number including the ignition activator box on the steering column.
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Submitted: 9 years ago.
Category: Chevy
Expert:  Chevy man replied 9 years ago.
PartOEM PartPrice
Ignition Switch Lock Cylinder
Ignition Lock Cylinder
Manual Trans15822353$202.91
Order By Description.
Auto Trans15822352$193.37
Order By Description.
Ignition Switch Lock Cylinder
To Recode Cylinder, AddB0.30.4
To Reprogram Passlock, AddB0.20.3



30 Minute Re-Learn Procedure
  1. Turn ON the ignition, with the engine OFF.
  2. Attempt to start the engine, then release the key to ON (vehicle will not start).
  3. Observe the SECURITY telltale, after approximately 10 minutes the telltale will turn OFF.
  4. Turn OFF the ignition, and wait 5 seconds.
  5. Repeat steps 1 through 4 two more times for a total of 3 cycles/30 minutes ( the vehicle is now ready to relearn the PasslockTM Sensor Data Code and/or passwords on the next ignition switch transition from OFF to CRANK).


The vehicle learns the PasslockTM Sensor Data Code and/or password XXXXX the next ignition switch transition from OFF to CRANK. You must turn the ignition OFF before attempting to start the vehicle.

  1. Start the engine (the vehicle has now learned the PasslockTM Sensor Data Code and/or password).
  2. With a scan tool, clear any DTCs if desired (history DTCs will self clear after 100 ignition cycles).