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- Sun Nov 09, 2025 6:20 pm
- Forum: General Tuning Discussion
- Topic: How to safely adjust fuel trims on a modern V6 using TunerPro without triggering CEL?
- Replies: 0
- Views: 353
How to safely adjust fuel trims on a modern V6 using TunerPro without triggering CEL?
Hi everyone, I’m tuning a modern V6 engine with TunerPro and want to make small adjustments to the fuel trims for better mid-range performance. I’m concerned about triggering the check engine light or causing long-term issues. Does anyone have a recommended step-by-step approach or settings in Tuner...