20 CHEVROLET GMC SIERRA SILVERADO 3500 6.6 TRANSMISSION MODULE TCM TCU 24043402

Here we have a good used transmission case control module removed from a 2020 GMC Sierra 3500hd with the 6.6 duramax. Fully functioning condition with no issues or damage but may need programming to your truck, will come exactly as shown in the images. Should fit most 19-22 GMC 2500/3500 trucks, but please confirm fitment BEFORE buying!