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  2. Diablew Tuning III (The Final Chapter)

    Whew, talk about another hiatus! I've FINALLY finished the install and refining of my my DiabLew tune for my Sierra. We originally used the the 87 Octane tune as a starting point, FYI. After finishing the steady driving portion of my logging, the next step (after a final revision to the tune program) was to actually perform a WOT (Wide Open Throttle) log. Pretty much go out somewhere relatively safe, whomp on the accelerator, and hold down the hammer through as many gears as ya can. I have ...
  3. RECON Snag

    So there I was washin the truck when I noticed a couple of wet spots in the upper corners of my back window. At first I thought it was the back window itself leakin (warrenty issue), but (thankfully? TBD...) turns out the trouble was my RECON 3rd brake light. It was a teo part fault. First part was user error, in my exhuberance to install the light I over tightened the light putting small cracks in the exterior housing (voiding the warrenty). Second problem was product related. Turns out the ...
    Tags: diablew, recon
    Categories
    My Ride , Projects & Updates
  4. Diablew Tuning II

    Well I've finally installed the first of Lew's tunes! So far it has definitely improved the performance of the truck! The stock Trinity 87 Octane tune was a lot more aggressive on the shift points (VERY hard shifting), where as Lew's tune has smoothed out the shifting. He may have smoothed it out, but it still shifts a LOT more quickly than stock! I've also noticed a more smooth engine performance throughout the RPM range, which is nice! I'm expecting a slight MPG gain because of this, ...
  5. 2009 GMC Serria roller rohanksckers

    I have a 2009 serria 4.8 ltr. Does any one out there know if this engine has roller rockers? What ratio they are??? Thanks!
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