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I am tuning a customers 67 Chevelle with what is supposed to be a GMPP 525 LS3, 4L80E. It has already been touched by multiple shops with unknown software, has 2 BAR enhanced for no apparent reason...

No exhaust leaks, widebands seem accurate everywhere else. Both were brand new in the box, capped bosch sensors before they went on this car. Car is definitely leaning out. Fuel trims are 0 to -5%...

Looking for some ideas here guys. Tuning a 2000 LS1 Camaro M6 with LTs/ LS6 intake and TSP V4 cam. Connected my brand new Daytona WEGOII dual channel WB got that all working in the scanner. ...

We tried disabling the dtcs on a 08 hemi challenger th400 swap, didnt do anything, hpt support said they can't do it fwiw, ecu is off to sykedtuning getting it done now

since its a 08 and they didnt have a manual trans option yet would it still work though? I was told to do that I would need to swap to a 2009 ecu and that it was configured different, would have...

The limp mode im referring to is we did a th400 trans swap and motor is in default rev mode , we are trying to get ecu to ignore tranmission dtcs but havent gotten around it yet, cant be done w hp...

I have a procharged tune file posted on the limp mode wont rev thread if it helps, Smitty

here is the original tune file that I pulled with nothing changed by us.

Still has tcm, will post tune tomm when son gets back to shop, thanks

My son will post up the tune tomm, but wont not having a prndl, not having input or output trans signals and lack of communication to trans cause this limp modereduced rpm?

Did a transmission conversion on a 08 Dodge Challenger to a NON electric shift transmission, turned off all ses/mils for transmission and anything related in the tune that I would think would keep it...

ECM Hardware: NGC4 Operating System: 68004368AD
TCM: EGS53 Operating System: 05150240AB

Car is mostly assembled and running now. Limp home mode and transmission protect set, rev limit at...

I am still trying to find an answer to this too

We are working on a 08 Challenger, has the biggest factory hemi crate engine with procharger using the factory 08 ecu. Customer has broken several of the highest upgraded stock nag transmissions out...

Thanks, ill have yo find that!

On my 10 camaro ss it wouldnt hardly launch with stock convertor, it would limit the etc and pull timing even after modifying tq management then i found a table that controllled brake tq management ,...

Id like to compare a stock camaro ls3 tune vs a crate ls3 tune. I had the chance today to copy the tune on a gmpp crate ls3. I see it has much more timing in mid range vs my L99 camaro motor and less...

Fine tuning my 2010 SS Camaro with HP tuners, trying to figure out what settings change ETC opening rate, I found 1 table in torque managment- ETC tip in rate, the table has throttle settings in %...