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12653997 12663375 Delco E39 original ECU file – Cadillac CTS 2.0 275hp

HW12653997SW12663375CAL12658595

Where do I find these numbers?

Engine
2.0 275hp · A20NHT
SW
12663375
Calibration
12658595
WinOLS map pack for this file
67 maps — Engine Torque, Limiters, Air Control, Injection System. Original included.
See all 67 maps

Other SW versions on HW 12653997

24 SW versions sit on this HW in the archive, 65 files in all: Opel Insignia (22), Opel Astra (10), Chevrolet Camaro (8). This page is SW 12663375. A matching HW alone does not pick the file, so compare the SW your tool reads with the list. Below, 20 of them.

SWListed for
12644447Chevrolet Camaro 3.6 304hp · Delco E39A3
12650084Opel Insignia 2.0 250hp · Delco E39A2
12651632Chevrolet (EU) Captiva 2.0 250hp · Delco E39A
12651808Chevrolet Captiva 2.4 182hp · Delco E39A3
12652573Opel Astra 2.0 280hp · Delco E39A2
12653093Opel Cascada 1.6 170hp A16XHT · Delco E39A3
12653340Opel Astra 2.0 280hp A20NFT
12654753Chevrolet Blazer 3.6 340hp · Delco E39A3
12655008Chevrolet Camaro 3.6 304hp · Delco E39A3
12655479Buick Regal 3.0 267hp · Delco E39A3
12655860Opel Astra 2.0 280hp · Delco E39A3
12656239Opel Astra 1.6 16V 180hp · Delco E39A
12656454Cadillac ATS 2.0 220hp · Delco E39A3
12657782Chevrolet Captiva 2.4 182hp · Delco E39A3
12658499Opel Astra 1.6 170hp · Delco E39A
12664221Chevrolet Malibu 2.0 250hp · Delco E39A
12666077Cadillac SRX 3.6 249hp · Delco E39A
12666133Opel Insignia 2.0 250hp A20NHT · Delco E39A
12668443Chevrolet Malibu 2.0 250hp · Delco E39A
12669512Chevrolet Impala 2.5 304hp · Delco E39A

SW 12663375 is also listed for

The catalogue has this SW number on 2 other vehicle variants, 6 files:

SW numbers next to 12663375

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
12661794Buick Excelle 2.0 190hp A20NHT · Delco E39A3
12662403Opel Astra 1.4 16V Turbo DCVCP 140hp A14NET · Delco E78
12662405Buick Regal 3.0 267hp · Delco E78
12662629Opel Insignia 2.0 250hp · Delco E39A
12663030Chevrolet Captiva 2.4 182hp · Delco E39A3
12664513Chevrolet S10 2.5 206hp · Delco E80
12664821Cadillac STS 2.0 250hp · Delco E39A
12665803Opel Adam 1.4 150hp B14NEH · Delco E78
12665807Chevrolet Cruze 1.4 150hp · Delco E80
12665821Opel Corsa 1.0 200hp · Delco E80

This ECU and car in figures

Delco E39: 44 files, 20 SW numbers, 4 with a map pack. Makes: Opel (21), Cadillac (10), Chevrolet (9), Holden (2). Most listed: Opel Insignia (13), Cadillac SRX (9), Chevrolet Captiva (5), Opel Astra (5).

Cadillac CTS: 12 files. ECU types: Bosch ME9.6 (4), Bosch ME9.6.1 (3), Bosch MED9.6.1 (3), Delco E39 (1). Engine codes: A20NHT (1).

Engine code A20NHT: 11 files, on Delco E39 (5), Delco E39A (3), Bosch MED9.6.1 (2). Listed for Opel Insignia (9), Buick Excelle (1), Cadillac CTS (1).

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 Cadillac CTS

Other Delco E39 files

Original ECU file Delco E39 · 12653997 · 12663375
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