This is a rebuilt OEM unit. It services GM part Number#1227148. Cores are needed in order to keeps these alive. Please remove your CAL PAK and Chip
This unit also works on N/A V6 1986-87 GM vehicles. We have others New & used ECM's available. If you do not see your application listed on our site please e-mail Sales@Gbodyparts.com. No chips included. If upgrading: You can get them here
USED is Currently UNAVAILABLE.
