Electronic Automatic Temperature Control (EATC) Module
WARNING: This page is about a different car, the 2005 Mercury Mountaineer and 2005 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.
The EATC module is on the CAN. The EATC module controls the dual automatic climate functions that maintain the vehicle interior temperature at a constant setting.
For additional EATC information, refer to CLIMATE CONTROL SYSTEM-GENERAL INFORMATION .