2.8L Duramax Colorado/Canyon
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      EFI Live 2.8L Spade ECM Tune Switching Instructions

      How to switch tunes on your 2.8L Duramax

       

      Tune Switching for a 16-18 truck using the SPADE:

      1. Make sure your DSP4 tune is installed.
      2. Plug the SPADE into your truck using the OBD cable with the ignition on.
      3. Toggle over to Tuning Tool, press ✔️.
      4. Toggle down to Switch Tunes, press ✔️.
      5. Toggle to DSP4 and press ✔️.
      6. Toggle down to the tune number you wish to switch to and press ✔️.
        (This can also be done with the switch itself plugged in)

      *If you get a Tune Switched Failed message reselect your tune and retry the tune loading operation.*

       

      Tune Switching for a 19-22 truck using the SPADE:


      1. Plug the SPADE into your truck using the OBD cable with the ignition on.
      2. Toggle over to Tuning Tool, press ✔️.
      3. Toggle down to Tune Tool, press ✔️. 
      4. Toggle down to Program Calibration and press ✔️. ( You may need to choose program full instead if this is your first time loading a tune)
      5. Toggle down to the tune file you wish to load, and press ✔️.
      6. Wait for tune to load and follow the onscreen prompts then you are good to go.
        (This process should take a few min)

      *If you get an error code please write it down and reach out to support.*