motor swap

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    Getting 12v at duramax fuse block, but 3v on Avalanche body.

    Well, title says it all pretty much. I'm still trying to figure out my 2012 Avalanche/duramax swap. Finally got everything sorted out wired up, and even put power to it. This was last Friday, and it was great, lights on the dash came on, all the interior lights, and everything seemed to be...
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    What to do with extra High Speed GmLAN lines

    Yeah me again, with electrical. Again :| So I'm almost done my LBZ to 2012 Avalanche transplant, but I've run into yet another problem. so the J1939 lines for LBZ are all self contained in the engine harness and only go between the ECM TCM and GCM. @kidturbo gave me some insight on how to use...
  3. K

    Anyone switch LLY to LB7?

    Hi All, I have a 2005 Duramax with a blown LLY, I have a salvage truck the has a LB7, the motor is out of the LLY already and at this point I am looking to find out if it is possible to do the swap considering the difference in the fuel systems. Does anyone have a clue on this?
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