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Thread: 2003 h2 and 04 saturn ion

  1. #1
    Junior Member
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    Default 2003 h2 and 04 saturn ion

    CAN someone tell me what ecu are in both of these ASAP, please please ,, i got to send these 2 vehicles out the door, the hummer is supercharged and the saturn is turboed.

    im using MY efi to retard the timing so they can go to the tuners ,

  2. #2
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    Default

    this is not a ion redline just a regular one

  3. #3
    Lifetime Member mr.prick's Avatar
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    Default

    I`m pretty sure the Hummer uses a 1mb LS1 PCM,
    the saturn
    Try here
    PCM Type and Protocol
    512k RoadRunner Firmware 12.14R
    FlashScan V2 Bootblock V2.07.04 Firmware V2.07.22 EFILive V7.5.7 (Build 191) V8.2.1 (Build 181)
    LC-1 WBO2

    _________________________________________________

  4. #4
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    Default

    thankx for the help ill try tomorrow

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