New GM 12704477 Engine Control Module ECM 2014-16 Silverado Corvette 5.3L 6.2L

GENUINE GM PARTS 12704477 Engine Control Module (ECM)

Genuine GM Engine Control Module Assembly 12704477

OEM GM Delco Engine Control Module ECM / ECU – P/N 16042121 – Chevy / GMC TBI

VIN Programmed 2014-2016 Chevrolet Silverado Engine Computer ECM 12704477 GM

VIN Programmed 2015-2016 GMC Yukon Engine Computer ECM 12704477 GM

Genuine ACDelco Engine Control Module 12704477

GM Engine Control Module ECM (12633238) OEM | Used