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12646251 12646250 Delco E86 original ECU file – GMC Sierra 6.6 V8 400hp

HW12646251SW12646250CAL636FF6228BF506CA

Where do I find these numbers?

Vehicle
GMC Sierra
Engine
6.6 V8 400hp
HW
12646251
SW
12646250
Calibration
636FF6228BF506CA
WinOLS map pack for this file
65 maps — Turbo System, Engine Torque, Injection System, Air Control. Original included.
See all 65 maps

SW 12646250 is also listed for

The catalogue has this SW number on 3 other vehicle variants, 7 files:

SW numbers next to 12646250

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.

SWListed for
12645537Buick Excelle 1.6 16V Turbo VVT 180hp A16LET · Delco E83
12645607Opel Astra 1.4 16V Turbo DCVCP 140hp · Delco E78
12645749Chevrolet Cobalt 1.8 140hp · Delco E83
12645751Chevrolet Silverado 6.6 V8 D 365hp · Bosch EDC17CP18 DELCO E86A
12646099Cadillac SRX 3.6 308hp · Delco E39
12646746Opel Astra 1.4 140hp A14NEL · Delco E78
12647088BMW Z Series 3.0 340hp N54B30 · Delco E39
12647136Opel Astra 1.4 16V Turbo DCVCP 120hp A14NEL · Delco E78
12647468Chevrolet Captiva 2.4 170hp · Delco E37
12647732Opel Astra 1.4 120hp A14NEL · Delco E78

Other numbers for the GMC Sierra 6.6 V8 400hp

4 files cover exactly this car and engine, on Bosch EDC17CP18 DELCO E86A (2), Delco E86 (2). If your ECU reads differently from this page, 2 of the others:

This file's map pack against other Delco E86 packs

Its pack names 65 maps. The archive has only 3 Delco E86 packs, with 64 to 236 maps.

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

Other files for the GMC Sierra

Other Delco E86 files

Original ECU file Delco E86 · 12646251 · 12646250
€18
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  2. 2 · Card
  3. 3 · File

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