Software 55491601 55489812 55489805 55489818 5549 ACDelco Undefined
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
Opel Astra
Opel Astra 1.6 CDTi
ECU
ACDelco
Undefined
GM
Hardware / part numbers
55489818
55492941
Read with
any full read from your flashing tool
Modifications available
- Stage 1 ×1
- Other modification ×1
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
55491601 55489812 55489805 55489818 5549 and the same hardware number.Vehicle pages: Opel Astra
Files are supplied for off-road / motorsport use; checksums are corrected by your flashing tool on write. Last project update 2024-03-06.