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Type: Posts; User: TexasChris

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  1. Replies
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    So there is no way a B1 injector seal could be...

    So there is no way a B1 injector seal could be the culprit?
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    no codes, so if it's an injector leak in the...

    no codes,

    so if it's an injector leak in the lower it will only affect one bank, so if it is an injector (o ring or something) it's a B1 injector?

    or if there's a problem with seal around the...
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    I experience less dropping idle, and less...

    I experience less dropping idle, and less hesitation in open loop...so if B1 is leaning out, could a leak around a b1 injector be the cause, if that's a yes, how could I isolate which injector seeing...
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    Sticky: LMAO. Brilliant.

    LMAO.

    Brilliant.
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    Yes it has hydroboost steering. Whaddya think...

    Yes it has hydroboost steering.

    Whaddya think of those #'s at first glance?
  6. yes, I had a fella at a local shop do the crank...

    yes, I had a fella at a local shop do the crank relearn.
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    scan won't bother with lt/st FT in open...

    scan won't bother with lt/st FT in open loop....so no numbers.

    I switched the o2's for this, and the problem was still on the B1 side.


    In open loop....If I barely touch the throttle, at...
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    Busy day, today, lots of honey do's, did not get...

    Busy day, today, lots of honey do's, did not get around to it....tomorrow morning *crosses fingers*....I'm going to swap the s1 o2's to make sure that it's not a bad o2 connection or a wiring...
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    Thanks for the reply! Both o2's are new...

    Thanks for the reply!

    Both o2's are new Bosch sensors.

    I will scan it in the morning, if you can view an HPtuners scan I'll send you the file, I'm all about another set of eyes because I'm...
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    Vortec 7.4 injector question part II

    If your running in (forced) open loop, what would differentiation between the 2 b1 o2 sensors indicate?

    ex: start up and b2s1 stays very close to 877mv or so, b1s1 is all over the place, then...
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    Just some guestimation, I think for the cam I...

    Just some guestimation, I think for the cam I have (assuming a 20hp increase over stock) my desired flow rate is a few lbs/hr above what the stock injectors will do.

    This is my first project to...
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    99 vortec 7.4 stock injector specs?

    Anyone know where I can find them? I've already googled for about half an hour, found oem replacements on a few sites but none of them have the specs included......pita.

    I think I'm cornering...
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    The light won't come on? or it won't switch into...

    The light won't come on? or it won't switch into 4wd AND the light won't come on?

    What I'm asking is will it shift to 4wd even though the indicator lights are malfunctioning?
  14. I was just'a'tearin' ass all over that driveway....

    I was just'a'tearin' ass all over that driveway.

    If you aint first you're last.
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    Correct, it's a vortec. The picture is taken,...

    Correct, it's a vortec.

    The picture is taken, as I'm standing directly in front of the truck, holding the camera in my left hand....ya know what....gimme a minute.....

    ok....
    ...
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    99 suburban, 7.4, mystery part

    ok, so I'm going back through someone else's build on my truck.....that's the short version.

    Today, I found under the back seat, while vacuuming out broken glass, this little chingaso
    ...
  17. Had a fella come inspect the body to make sure my...

    Had a fella come inspect the body to make sure my lines were still straight enough....they are...glass goes back in sometime in the next 2 days....she should be sealed back up by saturday.

    Now...
  18. First try.....(click pic for vids) ...

    First try.....(click pic for vids)

    http://i915.photobucket.com/albums/ac351/ChrisTexas/th_VID_20101116_230119.jpg


    Sooo good.....let her warm up a bit, got the lap top out to double check...
  19. yup, I used MAF cleaner, 2 cans of it....got...

    yup, I used MAF cleaner, 2 cans of it....got everything spotless...prolly go over it one more time before it's all said and done just to be sure.

    Battery just got here.....gonna crank it over a...
  20. Battery still not charged, waitin' one more...

    Battery still not charged, waitin' one more day......

    the anticipation.....it's killing me.
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    Here's what I've heard about this spark plug...

    Here's what I've heard about this spark plug thing:

    My mechanic told me that GM owns ac delco, so gm engines are designed around that spark plug, when he gets drivability problems in a vehicle in...
  22. First of all, Thanks so much for everyone who has...

    First of all, Thanks so much for everyone who has offered advice and condolences, it's not really do-it-yourself when you have god only knows how many 100's of years of combined experience in a place...
  23. Lol...yeah...now that I say it out loud that was...

    Lol...yeah...now that I say it out loud that was a no brainer...but thx anyway.

    If we were makin' a rule here, could you say that anytime there's a roll over, you pull all 8 plugs and regardless...
  24. Absolutely, I had only pulled 2 out so far but I...

    Absolutely, I had only pulled 2 out so far but I don't have daylight to finish the other 6 (one per side is a PITA to get in and out) and it's already pretty chilly, so I just hand tightened them...
  25. Thx man, there was some decent bullet dodgin'...

    Thx man, there was some decent bullet dodgin' that went on for sure. I took that first pic from the balance beam we fell off, you can't tell but it's 5 or 6 feet into that washout where we landed so...
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