12657305 12667378 Delco E86 original ECU file – Chevrolet Silverado 6.6 365hp
12657305SW12667378CALA5CCD33607982C7C- Vehicle
- Chevrolet Silverado
- Engine
- 6.6 365hp · GM Duramax LML
- ECU
- Delco E86
- HW
- 12657305
- SW
- 12667378
- Calibration
- A5CCD33607982C7C
Other SW versions on HW 12657305
3 SW versions sit on this HW in the archive, 13 files in all: GMC Sierra (7), Chevrolet Silverado (6). This page is SW 12667378. A matching HW alone does not pick the file, so compare the SW your tool reads with the list.
| SW | Listed for |
|---|---|
| 12660477 | Chevrolet Silverado 6.6 365hp · Bosch EDC17CP18 DELCO E86B |
| 12676139 | GMC Sierra 6.6 451hp · Bosch DELCO E86B |
SW 12667378 is also listed for
The catalogue has this SW number on 1 other vehicle variant, 2 files:
- GMC Sierra 6.6 451hp 2 files
SW numbers next to 12667378
The closest SW numbers in the archive, by spelling. They are other files, not equivalents. Worth a look when a digit may have been misread.
| SW | Listed for |
|---|---|
| 12665803 | Opel Adam 1.4 150hp B14NEH · Delco E78 |
| 12665807 | Chevrolet Cruze 1.4 150hp · Delco E80 |
| 12665821 | Opel Corsa 1.0 200hp · Delco E80 |
| 12666077 | Cadillac SRX 3.6 249hp · Delco E39A |
| 12666133 | Opel Insignia 2.0 250hp A20NHT · Delco E39A |
| 12668077 | Opel Corsa 1.0 200hp · Delco E80 |
| 12668133 | Opel Astra 1.6 170hp · Delco E80 |
| 12668443 | Chevrolet Malibu 2.0 250hp · Delco E39A |
| 12669508 | Opel Adam 1.4 150hp B14NEH · Delco E78 |
| 12669509 | Opel Mokka 1.4 140hp A14NEL · Delco E78 |
Other numbers for the Chevrolet Silverado 6.6 365hp
11 files cover exactly this car and engine, on Bosch EDC17CP18 DELCO E86B (6), Delco E86 (2), Delco E86B (1). If your ECU reads differently from this page, 6 of the others:
This ECU and car in figures
Delco E86: 11 files, 6 SW numbers, 3 with a map pack. Makes: Chevrolet (6), GMC (5). Most listed: Chevrolet Silverado (6), GMC Sierra (5).
Chevrolet Silverado: 50 files. ECU types: Bosch EDC17CP18 DELCO E86A (14), Delco E38 (13), Bosch EDC17CP18 DELCO E86B (6), Delco E86 (6). Engine codes: GM Duramax LML (8), GM Duramax (4), LGH (1).
Engine code GM Duramax LML: 8 files, on Delco E86 (5), Delco E86B (1), Bosch DELCO E86B (1). Listed for Chevrolet Silverado (8).
What you get
- The original (stock) read of this ECU as listed, as a ready-to-use .bin file by e-mail.
- File sizes differ between tools and read methods — check that the numbers match your ECU before buying.
- Original read only: no full backup, EEPROM or tuned file.
- A digital file: all sales are final — no refunds. Terms of sale