Stage 1 Opel Meriva 1.4 Turbo ACDelco ME (Undefined) ECU File | Software 55580969 / SW G10002 | 55580973

Change log

  • v1.0 — 2025-06-09
    • Initial Stage 1 calibration for 1.4 Turbo Delco5
    • Vmax off; boost & torque ceilings raised
    • CVN patch and checksum correction implemented
    • Flash verified via CMD Flash​

Release notes

  • v1.0 — 2025-06-09
    • Released for Meriva 1.4 Turbo owners wanting a safe Stage 1 without hardware changes
    • Compatible with stock internals and turbo; ensure clutch health before flashing
    • Install via OBD or bench with any Delco5-capable tool
    • Confirm ECU 55580973 and software 55580969 before programming​
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