July 16, 2006i have a 2004 gmc sierra 5.3L-v8 1500 and was wondering what setting i should use, like shifting points and rev limiter settings? i don't know what to change them to. any recommendations this?
Forums : Aftermarket : Hypertech programmer 2004 GMC? (1362 Views)
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May 1, 2007If you don't know much about progammers it can fu_ _ up your truck more than it can help. I have a predator and so far it has given me more heartache than anything
August 24, 2011Did it not come with a manual? Really depends on what you want out of your truck? Speed, MPG`s, towing performance, etc
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