Buick Regal original ECU files
16 original (stock) ECU files for the Buick Regal: 6 ECU types and 8 engine versions. Find your exact file by its hardware (HW), software (SW) or calibration number and compare it with your own read.
ECU types in the Buick Regal 6
Engine versions 8
All Buick Regal files 16
| Vehicle | ECU | HW | SW | Calibration / upgrade | |
|---|---|---|---|---|---|
| Buick Regal1.5 165hp | Delco E80 | — | — | — | €20 · Open |
| Buick Regal1.6 16V Turbo 184hp · A16LET | Delco E83 | 12636347 | 12639834 | 55578653 | €20 · Open |
| Buick Regal1.6 184hp | Delco E83 | — | — | — | €20 · Open |
| Buick Regal1.6 184hp | Delco E83 | — | — | — | €20 · Open |
| Buick Regal1.6 184hp | Delco E83 | — | — | — | €20 · Open |
| Buick Regal2.0 270hp | Delco E78 | 12650191 | 12652190 | — | €20 · Open |
| Buick Regal2.4 16v 185hp | Delco E83 | 12642926 | 12654173 | 24106143 | €20 · Open |
| Buick Regal2.4 16v 185hp | Delco E83 | — | — | — | €20 · Open |
| Buick Regal2.4 16v 185hp | Delco E83 | — | — | — | €20 · Open |
| Buick Regal2.4 170hp | Delco E37 | — | — | — | €20 · Open |
| Buick Regal2.4 170hp | Delco E37 | — | — | — | €20 · Open |
| Buick Regal2.4 170hp | Delco E37 | 09067905 | — | — | €20 · Open |
| Buick Regal2.4 186hp | Delco E39 | — | — | — | €20 · Open |
| Buick Regal3.0 267hp | Delco E39 | — | — | — | €20 · Open |
| Buick Regal3.0 267hp | Delco E39A3 | 12653997 | 12655479 | 24106377 | €20 · Open |
| Buick Regal3.0 267hp | Delco E78 | 12647136 | 12662405 | — | €20 · Open |
All hardware, software and calibration numbers
Find the number from your ECU read (Ctrl+F) and open the matching file.
Tuning for Buick Regal — done by our engineers
- Stage 1 / Stage 2 / ECO
- DPF / FAP OFF
- EGR OFF
- AdBlue / SCR OFF
- DTC OFF
- Speed limiter, Start&Stop
Questions
Are these files modified?
No. Every file is an original (stock) read of a Buick Regal control unit, delivered exactly as read. If you need a modified file, order tuning below.
How do I find the right file?
Read the ECU with your tool and compare the hardware (HW) and software (SW) numbers — and the calibration when several files share one software number. The vehicle name alone is not enough: the identifiers decide.
How do I get the file?
Create an account on our file service, top up your balance and download the file straight away. Every original file costs €20.
My number is not listed. What now?
Send us the HW/SW numbers of your ECU on WhatsApp or by email. We check our full archive and reply.
Can you tune Buick Regal?
Yes. We make Stage 1/2 files and DPF, EGR, AdBlue/SCR and DTC solutions for Buick Regal (depending on the engine). Upload your read on our file service.