12657305 12676139 Bosch DELCO E86B original ECU file CE260B827D5102F6 – GMC Sierra 6.6 451hp
12657305SW12676139CALCE260B827D5102F6- Vehicle
- GMC Sierra
- Engine
- 6.6 451hp
- HW
- 12657305
- SW
- 12676139
- Calibration
- CE260B827D5102F6
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 12676139. 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 |
| 12667378 | GMC Sierra 6.6 451hp · Delco E86 |
SW numbers next to 12676139
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 |
|---|---|
| 1267358933 | Opel Omega 3.0 210hp · Bosch M2.81 |
| 1267358984 | Volvo 850 2.3 225hp B5234T · Bosch M4.3 |
| 12673716 | Opel Cascada 1.6 170hp · Delco E80 |
| 12675407 | Opel Astra 1.4 140hp · Delco E78 |
| 12675418 | Opel Mokka 1.4 16V Turbo DCVCP 140hp · Delco E78 |
| 12676181 | Opel Astra 1.6 200hp · Delco E80 |
| 12676665 | Buick Lacrosse 1.5 160hp · Delco E80 |
| 12676666 | Chevrolet Equinox 2.0 270hp · Delco E80 |
| 12676842 | Chevrolet Camaro 2.0 270hp · Delco E80 |
| 12677353 | Chevrolet Trax 1.4 140hp · 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
Bosch DELCO E86B: 4 files, 3 SW numbers, 1 with a map pack. Makes: GMC (3), Chevrolet (1). Most listed: GMC Sierra (3), Chevrolet Silverado (1).
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