Variant 1
ECU- Catalog engine
- 6200 426HP
- Controller brand
- DELCO
- ECU
- E38
- Stock power
- 426 HP
- ECU SW
- 12636005
- SW upgrade
- 12620793
CADILLAC · E38 ECU
CADILLAC ESCALADE E38 tuning files
Here is what the catalog holds for the CADILLAC ESCALADE on the E38. Across the matched variants stock power runs from 315 to 426 HP. 11 distinct variants are catalogued here. Stage 1 and Stage 2 are the safe starting points for this platform. We match the right calibration to your exact software and validate it before delivery.
Available solutions
Solutions that apply to the E38 on this vehicle platform. The exact set depends on the specific engine and software version.
Engine variants & ECU software
11 distinct variants for the CADILLAC ESCALADE on the E38 ECU. Reference the engine and controller software when you upload.
Variant 2
ECU- Catalog engine
- 6200 405HP
- Controller brand
- DELCO
- ECU
- E38
- Stock power
- 405 HP
- ECU SW
- 12605898
- SW upgrade
- 12609033
Variant 3
ECU- Catalog engine
- 6200 405HP
- Controller brand
- DELCO
- ECU
- E38
- Stock power
- 405 HP
- ECU SW
- 12617631
- SW upgrade
- 12622225
Variant 4
ECU- Catalog engine
- 6200 405HP
- Controller brand
- DELCO
- ECU
- E38
- Stock power
- 405 HP
Variant 5
ECU- Catalog engine
- 6200 403HP
- Controller brand
- DELCO
- ECU
- E38
- Stock power
- 403 HP
- ECU SW
- 12639835
- SW upgrade
- 12639968
Variant 6
ECU- Catalog engine
- 6200 403HP
- Controller brand
- DELCO
- ECU
- E38
- Stock power
- 403 HP
- ECU SW
- 12636005
- SW upgrade
- 12620793
Variant 7
ECU- Catalog engine
- 6200 403HP
- Controller brand
- DELCO
- ECU
- E38
- Stock power
- 403 HP
- SW upgrade
- 12639968
Variant 8
ECU- Catalog engine
- 6200 403HP
- Controller brand
- DELCO
- ECU
- E38
- Stock power
- 403 HP
- ECU SW
- 12640910
- ECU HW
- 12649819
Variant 9
ECU- Catalog engine
- 6200 VORTEC 403HP
- Controller brand
- DELCO
- ECU
- E38
- Stock power
- 403 HP
Variant 10
ECU- Catalog engine
- 6200 VORTEC 403HP
- Controller brand
- DELCO
- ECU
- E38
- Stock power
- 403 HP
- ECU SW
- 12614088
- SW upgrade
- 12614252
Variant 11
ECU- Catalog engine
- 6200 315HP
- Controller brand
- DELCO
- ECU
- E38
- Stock power
- 315 HP
- ECU SW
- 12630501
- SW upgrade
- 12626764
Related vehicles
Other vehicles built on the E38 controller or the same engine — handy when a platform spans several models and makes.
Questions, answered.
Which tuning solutions are available for the CADILLAC ESCALADE on the E38?
Stage 1, Stage 2. The exact set depends on the specific engine and software version.
Do you cover the E38 ECU software on this model?
Yes — the CADILLAC ESCALADE on the E38 ECU is part of the catalog. Upload your original file and it is matched to the right calibration before any work is done.
How is the file delivered?
Through the TuningBay workflow with operator validation and one safe, sensible result per job. Files we deliver, we stand behind.