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  1. Driveability help please. Iron LS6 +cam dies when letting off throttle

    Background:

    4.8 bored out to 3.898 with vette rods and pistons. New 5.3/5.7/6.0 crank and Texas Speed 212/218, .600"/.600", 111 LSA, 110 ICL. Pac 1218 springs, rods, etc. TBSS intake and 102mm...
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    So....The wiring diagram I had for the transfer...

    So....The wiring diagram I had for the transfer case switch was incorrect. I pinned out the conenctor on the tcase in all positions with my Fluke and figured out one wire was ground, the other was...
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    2wd to 4wd 2004 5.3 L59 OS 12587603

    I'm helping a friend with a Jeep conversion and I am in completely new territory. 19 LS conversions and I have never messed with anything 4wd. Figured it is time to learn. I helped with another...
  4. PCM is 12586243. 4.3 Truck PCM or express van. ...

    PCM is 12586243. 4.3 Truck PCM or express van. It has the hardware in it for manual a/c activation rather than just Serial A/C.


    To get even weirder I made post #4 at lunch. I got home from...
  5. Ok, before I chase down that rabbit hole too long...

    Ok, before I chase down that rabbit hole too long I made a new tune with the 12592618 OS. Did a Full Reflash to the PCM and tried to start, failed to start. Attached is tune and log.
  6. Thanks Joe, I tried that. I tried it again this...

    Thanks Joe, I tried that. I tried it again this morning again and no go. Flash the 4l80 and it cranks and sputters but wont start. Sometimes doesnt even sputter. Flash 4l60 and it will start. ...
  7. engine wont start on 4l80 tune, runs on 4l60

    I have a 4.8 engine swapped into my 67 C1500. Blew up the 4l60 so swapped in an 80. Changed wiring harness for 80 and segment swapped tune but it wont start on the 4l80 tune. I also swapped the...
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    Not to leave this thread hanging incase it helps...

    Not to leave this thread hanging incase it helps someone else out. Changing the MAF DTC's to non-emissions fixed the idle issue. I also started over AutoVE tuning the truck and have a nice looking,...
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    Thank you very much Joe! I actually haven't...

    Thank you very much Joe!

    I actually haven't started the truck since I made this post. I have been reading 3-4 hours a night here on the forums just trying to absorb as much as I can. I think...
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    Sounds like a plan. I was looking at the VE...

    Sounds like a plan. I was looking at the VE table after I posted and I can see its rough. I've been doing AutoVE log tuning per the tutorial but its obvious I didn't hit all the cells.

    Thanks
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    Frustrating Idle Issue

    I am having problems with my truck idling and it is driving me crazy. This is the first tune I have ever done using efilive. The engine is a sbc with an LT1 intake, vortec distributor, and 0411...
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    Sounds like a plan, it will probably be a week or...

    Sounds like a plan, it will probably be a week or so before I get to pull the engine but I should be able to get it running on a stand in short order.
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    Thanks for the response. I wasnt sure if the car...

    Thanks for the response. I wasnt sure if the car is in fact a P11 but I think I'll grab the eng and harness from the yard, a computer off ebay and then repin as necessary. I'm just glad I dont have...
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    2002 Ecotec 2.2 liter basic questions

    To start I have a V2 and I've done a good bit of v8 tuning but I'm curious about 4 cyl support.

    I'm looking to purchase a 2002 cavalier engine, harness, and ecu (p11 I assume) for a hotrod...
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