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  1. L

    LLY: 03 lb7 to Lly swap

    Haven't been on in a while. But figured out my issues. Bad ECM and bad harness. Now just need to get efi live to get maf tables done for Lbz intake and egr turned off.
  2. L

    LLY: 03 lb7 to Lly swap

    Yes truck was running before. And Lly was from wrecked truck. Gonna go through all the harness and grounds tonite. Sent from my iPhone using Tapatalk
  3. L

    LLY: 03 lb7 to Lly swap

    Truck just came in to my work gonna tear out the harness and swap it. First gonna swap out bcm and fuse box see what she does. Sent from my iPhone using Tapatalk
  4. L

    LLY: 03 lb7 to Lly swap

    I've read on other forums about the fuel gauge and fixin that with efi live. Which I will have done after I figure out these other problems. Alternators I've tried from Lly and lb7 same alternator same issue. Rite now it's running with a 04 escalade alternator with the grey wire to it cut...
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    LLY: 03 lb7 to Lly swap

    Cluster is the same tcm also. Bcm gonna look into. Only mods to the Lly are full egr delete Ppe ported rail fittings Ppe race valve Lbz mouth piece turbo down pipe. Sent from my iPhone using Tapatalk
  6. L

    LLY: 03 lb7 to Lly swap

    Another Lly swap thread. Finishedmy Lly swap for about a month now. Everything was plug and play. Havin a few issues though fuel gauge is backwards reads full when empty. Can't get alternator to work correctly. Has 2 wires brown/grey when grey wire is connected truck won't run rite. Idles...
  7. L

    Question: LMM transfer case in LB7

    drive shafts fit. used my original ones.
  8. L

    truck towing pictures...

    Here's mine towing my runner and buddies jeep to tds Sent from my iPhone using Tapatalk
  9. L

    Question: LMM transfer case in LB7

    gonna try to figure it out his weekend. haven't really had time. it is a direct bolt in same speed sensor. been drivin it for 2 weeks now no issues yet. I know the electric motor on the lmm has 8 pins and the old one had 5.
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    2003 Chevrolet 3500hd

    lbydmax@diesel submitted a new Showcase Item: 2003 Chevrolet 3500hd Read more about this showcase item here...
  11. 2003 Chevrolet 3500hd

    2003 Chevrolet 3500hd

    cc/lb 4wd 3500hd srw lly swap ppe egr delete pvc reroute lbz mouth piece crank case breather ppe race fuel valve ppe fittings ppe triple gauges air dog 10" cst lift..
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    Question: LMM transfer case in LB7

    I just swapped in a llm tcase into my 03. Direct bolt in same yoke. just need to figure out wiring. looks a lot beefier.
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