Helping somebody with something I have never done before. Have a Colorado that used to have a 3.7 I5, swapped out to a 2009 4.8 V8. He ended up with...
Made the axis change as suggested and tried multiplying .85 at the MAF and it hovered around 150rpm under target and was rough. 15 misfire counts in...
Also wanted to add vehicle ran fine pulled into a parking spot that it could sit untouched no battery connected until ECU returned from Hptuners. Im...
Built a 392 stroker and have been working with a tuner. It's running really rich and surging from 1400 to 2200 rpms and will not idle lower. Checked...
If it was possible to just ignore the data and work around it don't you think everyone before you would've just done that? We're trying to help you....
I am just going to stick with the stock injector data and work around it. The ignition voltage doesn't vary much. If the fueling is off a few points,...