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1995 1996 2003 3.8 3800 4t65e abs belt bolts boost brakes buick cam camaro cold air intake compression coolant coolant leak custom downpipe ecm electrical engine engine rebuild engine swap exhaust fiero firebird for sale fuel fuel pump gasket grand prix grand prix gt gtp headers heads help icm idle issues impala injectors intake intercooler khach san da lat l32 l36 l67 l67 swap lesabre lim lim gaskets m90 maf manifold misfire mods monte carlo monte carlo ss motor no start oil oil pressure park ave park avenue pcm performance pontiac power pulley rebuild regal replacement rockers rwd sensor series 2 springs stalling stock supercharged supercharger suspension swap temperature throttle body timing timing chain timing chain cover top swap tps transmission tune tuning turbo vacuum vacuum leak wiring wiring harness zzp
  1. Fuel System
    Hi i have a 2004 gtp compg and I just installed a new fuel pump and fuel filter because i saw it was going lean at high rpm. After I installed the pump and filter I did a log and saw that my injector duty cycle was over 100% near redline which seems strange to me since im still running the stock...
    fuel injectors lean tuning
  2. PCM's & Tuning
    Hey everyone, After being unsatisfied with my box tune, I contacted DynoBrian to see if he would tune my PCM. We talked, and I eventually bought an HP Tuner, and sent Brian my tune. From there, he told me the box tune that I had was essentially garbage. Injectors weren't even the correct size...
    dynobrian pcm tuning
  3. Newbie Zone
    Ok big thank you to Dyno Brian for shedding a lil light on my problem with my 2008 3800NA series 3 "L26" i wana up my HP on my 2008 Pontiac Grand Prix 3800NA Series 3 but i gotta find a way after i get all my parts together as to how im going to get around the tuning issue's of the New style...
    canbus horse power l26 series3 tuning
  4. PCM's & Tuning
    Does any one know of a way to manually edit .bin and .hpt files? I have HPTuners and want to use Tiny tuner to get to some of the tables and features of the PCM not accessible with HPT.
    hptuners tinytuner tuning
  5. Newbie Zone
    hey guys, ok so its obvious tht i should be in this section since im a newbie to all of this. so my name says it all. i have a 2002 pontiac firebird and i wanna make it the best i can so i can roll or beat some of the top dogs around the area, only problem is is that im 17 and money, at times...
    2002 3800 firebird mod tuning
  6. PCM's & Tuning
    I have been modin grand prix's for the last couple of years and have a pretty good foot hold. I have a 3.3 pulleyed GTP w/ supporting mods. But I just purchased a HP tuner and I dont have the slightest idea what to do:icon_sad:. I have 0 tuning experience but decided (with the help of a...
    hp tuners pcm tuning
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