The vin is 1GCEC14C97Z582323
We were just tring to raise the limiter so far no luck except when I went a size wider on the tire ie 245/70r17 to a 250/70 r 17 but that puts the speedo out of wack

Predator u7194 9.t18 07 nbs silverado
When tring to increase the gov or turning off the speed limiter it won't take and triggers the ABS system. Any help

overall what would be a good gear top end and acceleration

why dose my old ladies 07 upplander van with 3900 series v6 get off the line so much better than a v8 truck this is sad

from standing start her van will spin the tires and get up to speed faster
My truck reg cab short bed lags until about 10-15 MPH

I guess what im trying to figure out is if I ...

When placing a cold air intake on my 07 nbs chevy silverado with 4.8l do I need a custom tune. Also has a cat back exhaust.
Thanks
justin

Thank you
just one quick one what's wrong with shell gas. On my old 92 chevy with a mild cam it was the only gas I could run and not ping

We ain't got any of the recomeded brands in my area. All that is avalible is Shell, chevron, and valero for name brands. Being the case what should I use
thanks
Justin

Thank you

should i need to make any adjustments for the 87 tune with just a cat back

Just got my Pred. in yesterday and noticed that the rev.# was 9r15 what are the differences between it and 9r14a
Thanks
Justin

U7194