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Thread: Need help on tunning 2011 gmc sierra cam

  1. #1
    Potential Tuner
    Join Date
    Sep 2011
    Posts
    5

    Need help on tunning 2011 gmc sierra cam

    Like the tittle says i just got it cammed and it was tuned before by a local tuner here in houston and now he doesnt answer my calls and a buddy sold me his hptuners and kinda of showed me the simple stuff just to get started now my question is my truck runs fine into u go WOT, it misfire and bog and take off so here my tune and vcm scan hope i can get some feed back..

    Texas Speed Torquer V2 232/234 .595"/.598" Camshaft
    texas speed dod delete kit
    ls7 timing sprocket
    single 918 springs comp cam
    1'3/4 pace setter lt headers, full 3 inch exaust
    volant cai

    sierra 2011 v2.hptsierra 2011 v2.hpl

  2. #2
    Tuner
    Join Date
    Dec 2009
    Location
    Edinburg, Texas
    Posts
    130
    Get yourself a wideband to make sure your AFR is on point... MAF hasn't been moved at all.
    Set your WOT PE to 1.225 you have it way Rich
    Copy Main Spark High over to Low
    Lower your 3rd to 4th shift
    Completely disable the TQ on Engine & Trans