55037473AB AC Heater Climate Control Module Switch Button for TJ 1999 2000 2001 2002 2003 2004 Car Accessories Replacement climate control module switch button designed for use in TJ models from 1999 to 2004.This unit controls the air conditioning and heater functions, integrating into the dashboard console.It connects directly to the vehicle's HVAC system to regulate airflow and temperature settings.Compatible with factory wiring harnesses for straightforward installation.Suitable for use as a repair or upgrade component in older vehicles requiring functional climate controls.