Hyundai TSB #23-01-014H-3
2018 Hyundai Sonata
Affected Component: VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
- Summary
- Certain Hyundai vehicles may not be equipped with an immobilizer. This bulletin provides the service procedure to update the IBU/BCM (Integrated Body Control Unit/Body Control Module), to revise the OEM Hyundai burglar alarm system operation and ignition start logic, and installation of two anti-theft decals for the front windows.