Ok. My budget only allows me to use my TH400 with my 5.3 swap...

06-28-2012, 07:12 AM

#21

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Quote:

Originally Posted by AlterEgo

oh really..... that is news to me... it must be because of only 3 speeds or to keep the ecu from throwing a code and putting into limp mode??

The PCM will be looking for the transmission and assorted tables associated with the electronic automatic, if you dont use a manual tune.

Jon
PSI

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