Software 55595656 55584868 55493455 Delco e98
2 master projects carry this software number, 2 with a modified version. Upload your read to have the tune transferred into your own file, or buy the file exactly as we hold it by software number. Modified files from $275, original (stock) files from $75 AUD. Trade accounts see their own pricing after log in.
Fitted to
Chevrolet
Chevrolet Colorado 2.8 L
ECU
Delco
e98 / E98
GM
Hardware / part numbers
A2C928169000
Read with
any full read from your flashing tool
Modifications available
- Stage 1 ×2
- DPF off ×2
Have the read? Upload it.
Upload your read →
Your own file comes back with the modification built in, checked for a 100% match before it's offered.
Can't read the ECU? Buy by software number.
See files & prices →
The stock or modified file exactly as we hold it, to write with your tool. Make sure your ECU carries
55595656 55584868 55493455 and the same hardware number.Vehicle pages: Chevrolet Colorado
Files are supplied for off-road / motorsport use; checksums are corrected by your flashing tool on write. Last project update 2025-05-15.