In light of the original tuner saying they "had seen this before" this may be an issue that some one needs to address.
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In light of the original tuner saying they "had seen this before" this may be an issue that some one needs to address.
I went back to the dealer that had installed the original tune. Told them what I had done and the resulting chucking. They were not at all surprised and said they had seen this before. They suggested...
Admitting that I've been conned a few times in my life keeps me humble and sceptical.
He has done that. Can't find a cause!
Just bought the Truck last September and was very smooth in all ways until in December when I re-tuned with EFI plus trany tune and at same time installed the 2 micron "Cat" fuel filter.
I sensed...