Buick original ECU files

39 original files across 4 models. Pick your model to see every engine and ECU, with all HW and SW numbers.

A WinOLS map pack for Buick: €54

Who made the ECU in Buick files

39 of these files name an ECU type. Delco made 95% of them.

ECU maker	Files	Share	Most listed types
Delco	37	95%	E80 15, E83 10, E78 4 of 6 types
Bosch	2	5%	ME7.9.71 1, MED17.8.10 1