TrailBlazer 2WD L6-4.2L VIN S (2003)
Horn Switch: Service and Repair
Horn Switch Replacement
Removal Procedure
Caution: Refer to Servicing the SIR System Caution in Service Precautions.
1. Disable the SIR system.
2. Remove the Inflatable Restraint Steering Wheel module.
3. Remove the horn plunger from the steering column by pressing inward to the stop and rotating horn plunger 90 degrees.
4. Disconnect the horn contact plate:(2) captured screws (1, 4) from the steering wheel (3).
5. Remove the horn switch (2) from the steering wheel (3).
Installation Procedure
