Up for sale is a NEW OEM Communication Interface Module  - never installed!  

Number on the unit must match (or from prior superseded number) 84449828

Fits: 2018-2019 ATS or CTS or any other model - as long as the number matches!

​​​​​​​Please contact us with any questions!!  Thank you!!! 

INTERNATIONAL BUYERS! PLEASE NOTE! Buyers of items shipped outside the USA are responsible for customs fees/taxes/duties and may encounter delays due to customs inspections. PLEASE be aware of this!