Delco E83 original ECU files

Vehicles with a Delco E83

Delco E83 files are listed for 5 makes and 28 models, the most listed first.

How to identify your Delco E83 file

How the numbers on this ECU type start:

• HW 1264… 66 of the 100 files with a HW number, 66%
• HW 1263… 20 of the 100 files with a HW number, 20%
• SW 1265… 47 of the 103 files with a SW number, 46%
• SW 1264… 25 of the 103 files with a SW number, 24%
• SW 1263… 22 of the 103 files with a SW number, 21%

A HW number alone does not pick the file: 12642926 carries 8 SW versions here. Compare both numbers with your read.

Where do I find these numbers?

Delco E83 map packs in figures

25 packs, 22 to 381 maps each, median 315.

Named by the most packs: Maximum torque for second gear 100%, Injection enrichment 100%, RPM Limiter 100%, Intake 100%, Maximum torque for fifth gear 100%, Limiter of Maximum torque 100%, Maximum torque for forth gear 100%, Spark Advance correction f(ECT) 100%.

All Delco E83 HW and SW numbers

25 HW numbers and 34 SW numbers, by make. Beside each HW, how many SW versions it carries. A number opens a file that shows it.