Delco E87 original ECU files

Vehicles with a Delco E87

Delco E87 files are listed for 2 makes and 6 models, the most listed first.

How to identify your Delco E87 file

How the numbers on this ECU type start:

• HW 5558… 27 of the 45 files with a HW number, 60%
• HW 5559… 15 of the 45 files with a HW number, 33%
• SW 5559… 36 of the 65 files with a SW number, 55%
• SW 5558… 28 of the 65 files with a SW number, 43%

A HW number alone does not pick the file: 55584317 carries 6 SW versions here. Compare both numbers with your read.

Where do I find these numbers?

Delco E87 map packs in figures

35 packs, 19 to 94 maps each, median 49.

Named by the most packs: Rail pressure 100%, Maximum torque for second gear 100%, Maximum torque for third gear 100%, Maximum torque for fifth gear 100%, Limiter of Maximum torque 100%, Maximum torque for forth gear 100%, Turbo pressure 100%, Maximum torque for first gear 100%.

All Delco E87 HW and SW numbers

11 HW numbers and 18 SW numbers, by make. Beside each HW, how many SW versions it carries. A number opens a file that shows it.