Used Engine Control Module (ECM) fits: 2020 Gmc Sierra 1500 pickup new style mir
The engine types may include 5.3L 5328CC 325Cu. V8 FLEX OHV Naturally Aspirated,5.3L 5328CC 325Cu. V8 GAS OHV Naturally Aspirated,6.2L 6162CC 376Cu. V8 GAS OHV Naturally Aspirated. This part fits vehicles made in the following years 2019,2020,2021.