Used (STATUS UNKNOWN) ECM. This is GM 1227057. This has been sitting on the shelf and the status is unknown, being sold as a core for repair/testing. You will need to replace the PROM with your existing PROM for proper engine running. This fits the following applications:
86-87 3.8L V6 Riviera, Toronado
The item in the photo is the exact item being sold.