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  1. Replies
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    No it did not. The guy lost it when he moved from...

    No it did not. The guy lost it when he moved from his old to new house.
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    Also, does anyone have a stock l83 tune for a...

    Also, does anyone have a stock l83 tune for a 2015 Sierra that I could have?
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    2015 L83 Stand Alone

    Team,

    I just bought a 2015 L83 (5.3l) and will be attempting to get it running pretty soon. I have a couple of concerns,

    1. Do I need to run a PWM fuel setup or can I just run a return line ?...
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    162,085

    I did not hear anything to make me think its...

    I did not hear anything to make me think its knock but then again my exhaust is pretty loud.

    So the decay rate is the reason why I have KR in multiple cells?

    What would burst knock retard do...
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    Hey guys another KR issue, as I was leaving from...

    Hey guys another KR issue, as I was leaving from a stoplight I got 7.7 degrees of KR because I let the clutch out too fast, RPM dipped, and it just stumbled hard. The KR carried into surrounding...
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    So I took of the intake manifold and both my EOP...

    So I took of the intake manifold and both my EOP sensor and my MAP sensor have a full 5V reference voltage. This means that either one or both of the sensor is bad(at least I think). Does that make...
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    So it seems that my MAP is updating as it should...

    So it seems that my MAP is updating as it should but the Vref voltage is wrong and hence the MAP reading is wrong. It also seems that my oil pressure voltage is the same regardless of RPM or if I am...
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    12,513

    How should I use the DMM to see if it is working...

    How should I use the DMM to see if it is working correctly?
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    I did log MAP.SAE in the one I posted. I will do...

    I did log MAP.SAE in the one I posted. I will do an additional log today with the parameters you listed. I would think if the system thinks there is a fault with the MAP sensor it would not use the...
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    I just remembered, when I first installed...

    I just remembered, when I first installed headers, I was driving around, the car died for a second, I restarted it, got it back home and I found out I cross threaded a battery terminal a bit. The...
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    It seems pretty hard to inspect the wire harness...

    It seems pretty hard to inspect the wire harness and the connectors because they are in the back of the intake. I do not think they were disturbed during the header install as I thought the only way...
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    P1635 code after header install 2002 Corvette

    Hey Guys,

    Just as the title says, I installed headers and an x pipe and it seems that I am throwing a p1635 code which is a reference voltage code for the MAF and Oil pressure sending unit. From...
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    Yeah it actually is kind of high load isnt it...

    Yeah it actually is kind of high load isnt it lol. Well besides that, how do I get rid of a lean tip-in and avoid this knock region? Also, should I still retard the timing or should fixing the lean...
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    436
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    162,085

    fixed all of the recent problems. Now I just have...

    fixed all of the recent problems. Now I just have a quick question about possible false knock. So I took a drive in the trans am today and everything was running as it should, towards the end of my...
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    I physically cannot. I will see if I can make...

    I physically cannot. I will see if I can make some alterations and if not I will just throw in some new engine mounts. Thanks!
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    Corvette Stock O2 sensor placement

    Hey guys,

    So I threw some headers onto my 2002 corvette and I noticed that my passenger side O2 sensor(stock narrowband) is hitting the frame. I also noticed that if I used an extension harness...
  17. Sticky: Can this be done without a wideband O2 sensor?

    Can this be done without a wideband O2 sensor?
  18. Replies
    436
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    Currently I cannot prevent the header from...

    Currently I cannot prevent the header from banging the chassis, I will try and fix this next time I change the oil. The reason I have the LO tables the same as the HI is because its speed density and...
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    Hey guys so here it is. Quick question, Joecar...

    Hey guys so here it is.

    Quick question, Joecar can you also take a look at my spark tables? It seems that I am getting spark knock but I am not sure if its fake or not. Sometimes my header...
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    436
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    162,085

    Hey guys, quick note, So I am just working on...

    Hey guys,

    quick note, So I am just working on my idle some more and it is coming along a lot better. Each time I do it I seem to apply my knowledge much better. HOWEVER!

    I noticed that after I...
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    162,085

    That is what I initially thought too but after I...

    That is what I initially thought too but after I read all of the different threads online when I made the table values, everyone had it in opposite order. I am not sure why this is the case.
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    436
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    Hey guys, So long story short, I live in...

    Hey guys,

    So long story short, I live in michigan and I went to start my trans am (operating on speed density) and it was running weird which I assume is due to the varying IAT temperatures from...
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    post the tune please!

    post the tune please!
  24. Replies
    436
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    162,085

    If you read further I did in fact get rid of the...

    If you read further I did in fact get rid of the MAF. I had a devotion to try and keep it but the combination of a fast 102/ 102 combo and a big cam made that idea not take place. If you have any...
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    I was looking at the high octane spark tables for...

    I was looking at the high octane spark tables for the base 2003 corvette and I feel like the timing could be advanced in the high rpm high load cases. 17 at WOT is like nothing
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