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Thread: maf tuning will cells 1750-2125hz ever get close

  1. #1

    maf tuning will cells 1750-2125hz ever get close

    when maf tuning will cells 1750-2125hz ever get close? the rest of the part throttle range is looking good. but not 1750-2125hz. i am tuning in open loop via the russ k method.
    2001 3.8 v6 camaro, T5, ford 42lb green top injectors, grand national .63 a/r turbo. 8psi. stock motor, ngk tr6 plugs (one step colder) 91 octane.

    2001 4.3 zr2 s10. daily driver, 31" tires, 4x4, cat! and exhaust. looking for mpg.

  2. #2
    Advanced Tuner
    Join Date
    Sep 2009
    Location
    Angola NY, (Buffalo)
    Posts
    202
    I am recently having the same issue with my car.
    I think it's something to do with the EVAP system.
    The gas tank not getting/keeping enough pressure, like, just after filling up the car, or, the gas cap is not tight.
    Or even rusty pin holes in the filler neck.
    The Regal has been laid to rest..... rust
    Now have an 06 Lucerne with the 3.8 and wishing HPT would cover that car
    Loved my 2001 Buick Regal GS.
    With more than 334,000K, 3.4 & 3.6 pulley, Change stats and pulleys with the seasons, Upgraded grounds & power wire, Volt booster, Caspers timing commander(AKA happy knob), Spectra intake-fender wall, PLog, 3" DP & 2.5 exhaust, HPTunner 12" Impala duel piston front brakes, New trans,GMPP suspension... yada, yada...

  3. #3
    hmmm...... i just replaced my fuel pump i wonder if thats the problem.... i dont remember it being an issue before. and i definitely dont remember it dying before.... i really figured it was just dyeing because it was in open loop... help us!
    2001 3.8 v6 camaro, T5, ford 42lb green top injectors, grand national .63 a/r turbo. 8psi. stock motor, ngk tr6 plugs (one step colder) 91 octane.

    2001 4.3 zr2 s10. daily driver, 31" tires, 4x4, cat! and exhaust. looking for mpg.

  4. #4
    my maf is dead, guess that was my issue
    2001 3.8 v6 camaro, T5, ford 42lb green top injectors, grand national .63 a/r turbo. 8psi. stock motor, ngk tr6 plugs (one step colder) 91 octane.

    2001 4.3 zr2 s10. daily driver, 31" tires, 4x4, cat! and exhaust. looking for mpg.