1、Applicable Model: AC heater control module is replacement for C1500 5.7L 1996‑1999, please confirm whether your model is applicable before buying. 2、OE Number: The part numbers for reference are 16231165,16238885,16240105,9378805, please confirm whether it is consistent with the OE you need. 3、Direct Control: The air conditioning control panel gives you direct control over your vehicle's interior temperature, ensuring optimal comfort during any season. 4、Robust Build: Built with ABS materials, this control panel is designed to endure regular use and last, providing reliable climate control for your vehicle for years to come. 5、User Friendly: The panel is designed with user friendly controls, so you can easily adjust the settings to your liking and comprehend the function of each button without confusion. Item Type: AC Heater Control Switch Part Number: 16231165,16238885,16240105,9378805 Installation Type: Replacement of old and damaged parts, direct replacement Fitment: Fit for C1500 5.7L 1996-1999 Fit for C2500 5.7L/6.5L 1996-2000 1 x AC Heater Control Switch