The GM Engine Control Module ECU E90 is designed specifically for 2021 Tahoe, Yukon, and Escalade vehicles with a 5.3L or 6.2L engine. This Engine Control Unit (ECU) requires programming and comes with a manufacturer warranty of 60 days. Made by GM in the United States, this ECU is an essential part for controlling the engine performance of your vehicle. It is a reliable and high-quality component that ensures optimal functionality for your vehicle's engine.
