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Thread: 5.3 ls swap with sm 465 muncie 4 speed wont rev passed 1500 rpm

  1. #1
    Carb and Points!
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    5.3 ls swap with sm 465 muncie 4 speed wont rev passed 1500 rpm

    not sure what to do here. it starts and idles great sounds good... it just wont rev passed 1500 rpm....not sure what to do..... do i make the change to manual trans or do i dis able the abuse mode????......

  2. #2
    Fuel Injected!
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    We need more information. What OS and PCM type? What Generation of 5.3 engine? Gen 3 or Gen 4? DBC (drive by cable) or DBW (drive by wire)?

    Rick
    1970 Chevy El Camino, LM7 Engine, 4L60E - Two 896 and two 0411 PCM's

  3. #3
    Fuel Injected!
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    Abuse mode is active
    -Carl

  4. #4
    Fuel Injected! trlrider's Avatar
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    He has not answered queries to his question on Facebook since yesterday on the LSDroid page!
    Jack of all trades, absolutely master of none! Too many projects, not enough time and limited funds.
    Geronimo, Guadalupe County, Texas
    1993 K1500 Suburban - SBC Refit retraining the TBI and Computer Control.
    2004 Z66 Avalanche 5;3 to 6.0 LQ9 upgrade - project pending

  5. #5
    Carb and Points!
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    hello, the OS 12208322 pcm P01 512k ... DBC.... LM7... Rick am not sure what Genenration of the 5.3 it is...i pulled the motor out of a 2001 chevy suburban 4by4.not sure what do to do here Rick some say i need a manual bin some say differnet. this is my first swap and its been a tough one but im learning a lot... but could you tell me what to do about this swap Rick

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