Delco E37 original ECU files

Vehicles with a Delco E37

Delco E37 files are listed for 3 makes and 5 models, the most listed first.

How to identify your Delco E37 file

How the numbers on this ECU type start:

• HW 1263… 5 of the 11 files with a HW number, 45%
• SW 1263… 12 of the 24 files with a SW number, 50%
• SW 1265… 8 of the 24 files with a SW number, 33%

Where do I find these numbers?

All Delco E37 HW and SW numbers

8 HW numbers and 10 SW numbers, by make. Beside each HW, how many SW versions it carries. A number opens a file that shows it.