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Articles for Technical Support for Tuner Depot

Tech Support Policy

We do not offer any physical, technical support. If you are not 100% confident in your ability to install and troubleshoot any issues you should have a trained diesel-mechanic handle the installation and troubleshooting. You are still welcome to emai

Why is my transmission shifting rough after tuning?

Whenever a diesel truck is tuned for increased power, the transmission needs to relearn the new torque values. The transmission will take 2-4 days (depending on how much it's driven) to relearn the new parameters and shift points. Remember:. When re-