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  1. Respectfully, I wish it were true that all of...

    Respectfully, I wish it were true that all of these vehicles I see with failing lifters were due to "a problem caused by waiting too long between cheap oil changes."
    Hot Rods are fun but, ever since...
  2. Engineering marvel or turd? Looks like the...

    Engineering marvel or turd? Looks like the evolution of GM bowing down to the ridiculous gov 2025 mandate of 50mpg. More phony numbers foisted upon an unsuspecting public. I bet the end result of...
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    Sorry, forgot to ask, stock TB? The key part of...

    Sorry, forgot to ask, stock TB? The key part of your last comment, "adjusted throttle stop down to .5v" This does not make sense to me. When you move the screw the voltage IS going to change. TPS...
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    Yes, ~300 steps. You are at the side of your...

    Yes, ~300 steps. You are at the side of your house with a garden hose. You turn the valve open a 1/4 turn. You have flow out the spigot. Turn the valve another 1/4 turn to 1/2 open on the valve. You...
  5. Thread: Ls1b l31 5.7l

    by Doc
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    11
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    844

    Here is a 2004

    Here is a 2004
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    What kind of / brand of engine / tranny harness...

    What kind of / brand of engine / tranny harness are you using? Had a doh moment a couple of years ago with a LS swap vehicle with a PSI of NC harness. Had similar issues. Called PSI and they had us...
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    Just my humble opinion, I have owned and used and...

    Just my humble opinion, I have owned and used and installed a fair amount of the common and uncommon WBO2 sensors out there. The thing about your post / question that I think stood out to me the most...
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    Base spark IN GEAR sticks out like a sore thumb...

    Base spark IN GEAR sticks out like a sore thumb with ~28 degrees timing where you would "see/datalog," it going from park or neutral to in gear with your foot on the brake. Look at all the other...
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    MAF / MAP are just airflow measurement systems....

    MAF / MAP are just airflow measurement systems. N/A the MAF is NOT a significant airflow restriction. The only time I would consider SD only for a N/A setup would be big raunchy cam and intake. The...
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    I would suggest getting an LC-2 (don't think LC-1...

    I would suggest getting an LC-2 (don't think LC-1 is sold anymore, same thing tho) and doing the autove process. Prior to that since you are using the Camaro OS which is for a 5.7 Liter / 346 CI...
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    Was it electronic TB or cable driven? The VIN /...

    Was it electronic TB or cable driven? The VIN / Cal is for a 2003 Truck. Or at least that's what it thinks it is.
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    Don't forget to pay attention to the timing as...

    Don't forget to pay attention to the timing as well. Remember the fire triangle. Especially in the low cruising areas you have mentioned. Stock timing cells are pretty high for a bigger cam.
  13. I looked at the tune file you posted and compared...

    I looked at the tune file you posted and compared it to a known stock 08 manual vette that I have in my stock cal files. I did the compare feature and first thing the Operating System, Engine...
  14. Have you compared the CAL/OS and segments from...

    Have you compared the CAL/OS and segments from before and after the dealership incident?
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    Xmas Holiday Closure question

    I just received the announcement email that you guys are closing down on the 21st and re-open on the 7th and that VINs will still be available for purchase. Just to be clear for scheduling customers...
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    [QUOTE=Mr. Smith;233138]Thanks guys. The real...

    [QUOTE=Mr. Smith;233138]Thanks guys.
    The real reason why I (REALLY) want to use Bosch wb's is because I can get used ones for free (which I just realised last night) and actually found x4 Bosch...
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    Consider the basics, Throttle Cracker is...

    Consider the basics, Throttle Cracker is controlling the IAC valve when you are on the throttle. Throttle Follower is controlling the IAC valve when you are off the throttle. So my first question is...
  18. Thread: Trans. adapt data

    by Doc
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    11
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    1,910

    EGR, Mheh, ask yourself this, when was the last...

    EGR, Mheh, ask yourself this, when was the last year GM fitted an EGR on a vehicle? They all eventually get stuck open or closed. I am not an engineer but, I think it is pretty worthless and has no...
  19. Thread: Trans. adapt data

    by Doc
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    1,910

    Cool beans on getting the segment swap. EGR....

    Cool beans on getting the segment swap. EGR. depends on what how your local emissions are enforced? Do you have annual inspections? If not, delete it in the tune and physically remove the EGR. Weld...
  20. Thread: Trans. adapt data

    by Doc
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    11
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    1,910

    Can you post the tune file. Could be a 4L60...

    Can you post the tune file. Could be a 4L60 segment while you are attempting to run a 4L80.
  21. Thread: Trans. adapt data

    by Doc
    Replies
    11
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    1,910

    What transmission are you running?

    What transmission are you running?
  22. Thread: 411 troubles

    by Doc
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    1,771

    I did a 97 Silverado pin swap and tune a few...

    I did a 97 Silverado pin swap and tune a few months ago and don't recall running into issues like you are describing. You can try this file.
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    This might be nebulous for most but for those of...

    This might be nebulous for most but for those of us in North East Florida the direct impact of this situation was the shutting down of our local 1/8th mile track. VW offered 16x as much money per sq...
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    I take it you are using the 98 gage cluster? If...

    I take it you are using the 98 gage cluster? If so, the calibration of the fuel sending unit is about 180 deg out of phase with ( How it looks in the tune) the "newer" COS you are using. Had to play...
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    Sticky: I looked through what gmperformancecentre has so...

    I looked through what gmperformancecentre has so graciously hosted but could not find a stock 2010 Chevy Corvette Grand Sport Manual ECM file. Would anybody happen to have a stock file they would...
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