The 2009-10 Chevy Silverado 1500 Extended Cab Communication Control Module Unit OEM is a specific and reliable part made by Continental. This module requires programming and comes with pigtails included. It is made of aluminum and has 6 pin terminals. Manufactured in Mexico, this module is designed for the front placement on the vehicle, providing a manufacturer warranty of 1 month for peace of mind. With the Manufacturer Part Number 20827037 and interchange part number CBX-1884, this communication control module unit is a crucial component for your Chevrolet Silverado 1500 Extended Cab.