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No, you don't need an update. Try going back to your OEM throttle.
I tried the same blade,it made the truck run rough.Also was told you
don't need it with the super. Are you using dealer or jobber...

I uploaded my oem tune from my 99 sonoma 4.3/5speed for you.
it is a 4x4. from what i have from read about tunes this should work on
99 to 2003 trucks.:pray:

Maybe next week the big brown truck will bring my package to me.
I have already changed out the plugs,motor&trans mount,new fuel pump,
The pcm has come from PCM4Less.I read the oem pcm and saved...

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