Hi Guys,
Running the firm shift tune with TM turned down all the way, my part throttle 1-2 shifts are excellent. Firm and fast. Even at 99% throttle the shifts hit hard like they should. At WOT things change. The 1-2 shift is much softer and slower. Even with the WOT shift firmness turned up to +20 the shift is still much softer and slower than the base firm tune at 99% throttle. Do you have any ideas? My truck is an 08 L76 6.0 with the 4L70.
Take a look at these TCM files for me. Can you tell me what the difference is in 1-2 WOT shift firmness between the TMN file and the WOT file? Do you see anything in these files that would cause what I am describing?
Thanks for the help as always,
-Eli
WOT shift pressure help. (files inside)
WOT shift pressure help. (files inside)
- Attachments
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- TCM_24240378_Backup.grg
- (13.48 KiB) Downloaded 159 times
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- TCM_24240378_LastTuneWrittenTMN.grg
- (13.46 KiB) Downloaded 129 times
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- TCM_24240378_LastTuneWrittenWOT.grg
- (13.46 KiB) Downloaded 131 times