Shop Nilight A/C Heater Climate Control Module Switch Compatible with 1996 1997 1998 1999 2000 Chevy GMC C1500 2500 3500 K1500 Truck Replacement Air Conditioning Panel in high quality. Long life-span matters, that is why our A/C heater climate control module is crafted from ABS plastic to provide long operating life and excellent performance. Better surface finishing to outlast any other control module available.