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Discussion Starter · #1 ·
I have a 2003 silverado and I have a BB tune, where it has the park, reverse, neutral in digital it says reducked power in words? what is the problem? my check engine light isn't coming on either
 

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were you under your hood recently? check to see if something is unplugged. my friend unplugged my MAF sensor once and it did that. all i did was plug it back in and was good to go. only advice i've got for ya. does it drive like shit?
 

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Discussion Starter · #5 ·
what is the throttle acutator? and yea it drives kinda powerly like it doesn't have as much power as it should esp going up hills!
 

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If yours is drive by wire, it is a part on the TPS I believe.

Watch this.

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Discussion Starter · #8 ·
no i'm going over to my buddy who is a diesel mechanic and he is going to hook up to the computer and see what's up
 
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