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Discussion Starter · #1 ·
Im sure this has been asked before but i need help or answers....
I have a 04 with hypertec max energy on level 3......only choices it ever gives is levels and tire size....should there be more setting i can change...anyone have expierience with this programmer?? Also it doesnt move if i stomp on throttle but takes off like a raped ape if i only go 1/4-1/2 throttle....im new to duramax completely....i know diesels take a min to spool up turbo but it isnt doing anything(full throttle) til turbo spools
 
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