GMC · 94661024 ECU

GMC C7500 94661024 tuning files

Tuning file coverage for the GMC C7500 running the 94661024 ECU. Across the matched variants stock power runs from 204 to 204 HP. Stage 1 and Stage 2 are the safe starting points for this platform. Each file is tied to the precise software on your car and checked before it goes out.

Upload your file →All C7500 coverage

Available solutions

Solutions that apply to the 94661024 on this vehicle platform. The exact set depends on the specific engine and software version.

Stage 1 Stage 2

Engine variants & ECU software

3 distinct variants for the GMC C7500 on the 94661024 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: 7800 204HP
Controller brand: DENSO
ECU: 94661024
Stock power: 204 HP

Variant 2

ECU

Catalog engine: 7800 204HP
Controller brand: DENSO
ECU: 94661024
Stock power: 204 HP
ECU SW: A5506H04TA20
ECU HW: 275800-60
SW upgrade: 15253732
Calibration: 15253732

Variant 3

ECU

Catalog engine: 7800 204HP
Engine code: 6KH1
Controller brand: DENSO
ECU: 94661024
Stock power: 204 HP
ECU HW: A5B16H07AA10

Related vehicles

Other vehicles built on the 94661024 controller or the same engine — handy when a platform spans several models and makes.

ISUZU GIGA94661024

Questions, answered.

Which tuning solutions are available for the GMC C7500 on the 94661024?

Stage 1, Stage 2. The exact set depends on the specific engine and software version.

Do you cover the 94661024 ECU software on this model?

Yes — the GMC C7500 on the 94661024 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.