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My current tune file is set for 35x12.50r20 tires, intake runner controls disabled.

I have a 2017 f250 6.2 gas, new to hp tuners interface, I have changed the tire size and disabled the intake runner system on my truck because it was ticking and the intake was on back order and...

Hello Everyone,

I am pretty new to using the HP tuner software or any tuning software for that matter. I have a 2001 Chevy tahoe, 5.3, and figured out with a little help how to adjust for tire...

**UPDATE**

So for MY tahoe, I had wired the trigger wires as shown in the diagram in my first post, green wire to pin # 43 on blue ecm connector, blue wire tapped to pin # 33 on red ecm...

Hello Everyone, I have been wanting to do the dual electric fan conversion for a while and Finally got around to it.

I was at a Salvage yard and found the fans and wiring harness with the relays...

I did what you said, and set the throttle settings at 60% and I noticed a difference. Much better! Thanks for that!

This tahoe has 229,336 miles on it. I've looked at and changed the transmission...

I bought the MPVI2 without the pro stuff. I do have the vcm editor.

Hello Everyone,

I have just purchased a HP mpvi2 tuner, mainly because I am removing the clutch fan and installing dual electric fans and running them off of the pcm, also to adjust my tire size...