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smknmax
June 11th, 2008, 06:27 PM
I have a 07 lmm and have a race tune in. my problem is in 4low truck wont rev over 3500 rpms in 4hi it will go 5000 rpms does anybody know if I can get rid of it or not. I have gone threw tune and dont see anything that would be doing this. I do sled pulling so I need extra rpms

lawnboy01
June 14th, 2008, 04:52 AM
x2, I feel your pain brother. 3500 stinks.

GMPX
June 15th, 2008, 05:42 PM
It's all sorted, updated calibrations will be in the new 7.5.4 release.

Cheers,
Ross

lawnboy01
June 15th, 2008, 08:39 PM
:cheers::cucumber: Thanks Ross. It made a big difference!!