12657305 12667378 Delco E86 original ECU file E886B2FA7F6B461E – GMC Sierra 6.6 451hp
12657305SW12667378CALE886B2FA7F6B461E- Vehicle
- GMC Sierra
- Engine
- 6.6 451hp
- ECU
- Delco E86
- HW
- 12657305
- SW
- 12667378
- Calibration
- E886B2FA7F6B461E
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 | GMC Sierra 6.6 451hp · Bosch 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, 4 files:
- Chevrolet Silverado 6.6 365hp 4 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 GMC Sierra 6.6 451hp
18 files cover exactly this car and engine, on Bosch EDC17CP18 DELCO E86A (10), Bosch DELCO E86B (3), Delco E86 (3). 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).
GMC Sierra: 32 files. ECU types: Bosch EDC17CP18 DELCO E86A (12), Delco E98 (9), Delco E86 (5), Bosch DELCO E86B (3).
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