Shop Cadillac Escalade EXT Engine Control Module (ECM). 2020-23. Rio; Auto Trans. Unit, Computer, ECC, ECU - OEM Cadillac Part # 391002M044 (39100 2M044)

A module in a vehicle used to monitor and control many components of the vehicle's engine management system. ECC. Electronic CONTROL U. Engine Control Computer. Engine Control Module (ECM). Engine Control Unit (ECU). General Purpose Embedded Control Unit. Powertrain Control Module.

Engine Control Module

Fits Rio

2020-23. Rio; Auto Trans.